chemistry Crossword Puzzles

Chemistry Terms 2017-02-12

Across

A combination of atoms that link together
An element that isn’t a metal. Can break easily and can’t conduct electricity or heat
Cause (a substance) to be deposited in solid form from a solution
A mark or character used as a conventional representation of a element
Any of the gaseous elements helium, neon, argon, krypton, xenon, and radon of the periodic table
The number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table
Atomic particles found in the nucleus of an atom and carry a positive charge
A form of matter that may not be further broken down using any chemical means
Absorption of heat
A thing that is composed of two or more separate elements; a mixture
A substance that takes part in and undergoes change during a reaction.
In each period (horizontal row), the atomic numbers increase from left to right
Russian chemist and inventor
Center of an atom

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A substance consisting of atoms which all have the same number of protons
Release of heat
Regions of space outside the nucleus of an atom where an electron may exist
Mass in an object is neither created nor destroyed by chemical reactions or physical transformations
An element that can conduct electricity and heat. Is malleable and ductile
A group is a column of elements in the periodic table of the chemical elements
The mass of an atom of a chemical element
Electrons in the outermost energy level of an atom
Nobel Prize-winning research on the structure of atoms
Substance formed from chemical reactions
Atomic particles found in the nucleus of an atom and carry no electrical charge
Atomic particles that move around the nucleus of an atom and carry a negative charge
An element that has properties of metals and nonmetals

27 Clues: Release of heat • Center of an atom • Absorption of heat • Russian chemist and inventor • Substance formed from chemical reactions • A combination of atoms that link together • The mass of an atom of a chemical element • Electrons in the outermost energy level of an atom • Nobel Prize-winning research on the structure of atoms • ...

Chemistry Clues 2017-02-15

Across

the colorless fluid part of blood
something that can hold its shape
when water sticks to something else
a thing that is composed of two or more separate elements
when two substances react to each other
a substance made by mixing other substances together
When the surface layer of snow or ice turns into fog or steam without melting
the negative part to an atom

Down

something made out of protons,neutrons and electrons
the quality of something that can be shaped into something else
water that collects as droplets on a cold surface when humid air is in contact with it
the process of turning from liquid into vapor
a substance that flows freely but is of constant volume
the positive part to an atom
what everything is made of
taking volume from something
adding volume to something
the glue to an atom
the ability for water to flow
when water sticks to water

20 Clues: the glue to an atom • what everything is made of • adding volume to something • when water sticks to water • the positive part to an atom • taking volume from something • the negative part to an atom • the ability for water to flow • the colorless fluid part of blood • something that can hold its shape • when water sticks to something else • when two substances react to each other • ...

Chemistry review 2017-09-25

Across

A measure of the average kinetic energy or the particles in a sample of matter
A characteristic of matter that depends on the amount of matter
The study of the transfer of energy as heat that accompanies chemical reactions and physical changes
Anything that has mass and takes up space
A substance made up of atoms of 2 or more different elements joined by chemical bonds that makes a new substance
A characteristic of matter that does not depend on the amount of matter
The energy transferred between samples of matter because of a difference in temperature
Change in the identity or type of matter
Absorbed/released energy, Bubbles, Color Change, Odor, Formation of a precipitate
Composed of dissimilar components and is not uniform
Change in the identity or type of matter stays the same,but the appearance changes
A combination of 2 or more substances that are not chemically combined

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A sample of matter either a single element or a single compound that has definite chemical and physical properties
A chemical reaction that causes the absorption of heat
Describes something that has a uniform structure or composition throughout
A chemical reaction that causes the release of heat
The amount of energy required to raise the temperature of one gram of a substance by 1 degree Celsius
A substance that cannot be broken down into simpler substances by chemical means
Can be observed or measured without changing the composition of matter
Any characteristic that can be determined only by changing a substance type or identity

20 Clues: Change in the identity or type of matter • Anything that has mass and takes up space • A chemical reaction that causes the release of heat • Composed of dissimilar components and is not uniform • A chemical reaction that causes the absorption of heat • A characteristic of matter that depends on the amount of matter • ...

TY Chemistry 2017-09-26

Across

Chemical name for soap.
Water that contains a lot of Ca and Mg
Elements have a unique colour of light due to this.
Element made to investigate the speed of a reaction.
Factor that affects the speed of a chemical reaction.
Plastic was made from this protein in milk.
Famous example of Carbon-14 dating
Oil used in the making of soap.
Chemical symbol for table salt.
Use of elements having a different colour when burnt.
Green in colour in a flame.
Crimson in colour in a flame.

Down

Instrument used to measure acidity of indigestion remedies.
Process of making soap.
Added to milk to form plastic.
Smell of the element made in recent experiment to investigate speed of reaction.
Acid used to test rocks for hardness.
Different form of same element.
Speeds up a reaction.
Use of carbon isotope.
Element that causes hardness in water.
Element that can be found in water but is toxic.

22 Clues: Speeds up a reaction. • Use of carbon isotope. • Process of making soap. • Chemical name for soap. • Green in colour in a flame. • Crimson in colour in a flame. • Added to milk to form plastic. • Different form of same element. • Oil used in the making of soap. • Chemical symbol for table salt. • Famous example of Carbon-14 dating • Acid used to test rocks for hardness. • ...

Chemistry Crossword 2017-03-04

Across

From the Latin word "cohaerere" meaning "stick or stay together." The action or property of like molecules sticking together, being mutually attractive.
The temperature at which its vapor pressure is equal to the pressure of the gas above it.
The pressure exerted by a vapor in thermodynamic equilibrium with its condensed phases at a given temperature in a closed system.
The ability to form instantaneous dipoles. Determine the dynamical response of a bond system to external fields,and provide insight into a molecule's internal structure.
Named after the Dutch scientist. Residual attractive or repulsive forces between molecules or atomic groups that do not arise from covalent bonds, nor ionic bonds.
The temperature and pressure at which solid, liquid, and vapor phases of a particular substance coexist in equilibrium.
Any force that holds together the atoms making up a molecule or compound.
Shows how the temperature changes as a substance is heated up at a constant rate.
The temperature at and above which vapor of the substance cannot be liquefied, no matter how much pressure is applied.
Another type of bulk property defined as a liquid's resistance to flow.
The process of chilling a liquid below its freezing point,without it becoming solid.
A molecule in which a concentration of positive electric charge is separated from a concentration of negative charge.

Down

The weakest intermolecular force. Sometimes called an induced dipole-induced dipole attraction.
The electrostatic attraction between two polar groups that occurs when a hydrogen atom covalently bond to a highly electronegative atom such as nitrogen, oxygen or fluorine.
The pressure exerted by a fluid at equilibrium at a given point within the fluid, due to the force of gravity.
The most basic and least volume consuming repeating structure of any solid. When it repeats itself, the network is called lattice.
Forces which mediate interaction between molecules.
This exists once a reversible reaction ceases to change its ratio of reactants or products, but substances move between the chemicals at an equal rate.
This is caused by the attraction of the particles in the surface layer by the bulk of the fluid, which tends to minimize surface area.
The tendency of dissimilar particles or surfaces to cling to one another.

20 Clues: Forces which mediate interaction between molecules. • Another type of bulk property defined as a liquid's resistance to flow. • Any force that holds together the atoms making up a molecule or compound. • The tendency of dissimilar particles or surfaces to cling to one another. • Shows how the temperature changes as a substance is heated up at a constant rate. • ...

Chemistry crossword 2017-11-13

Across

(in chemistry) vertical column of elements in the periodic table; elements in a family all have similar chemical properties; also called a group.
change of state from a solid to a liquid.
group 18 elements in the periodic table;the most stable and unreactive elements.
change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones.
group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals.
mass of one atom of an element calculated from the total number of protons,neutrons, and electrons of that atom; measured in atomic mass units .
amount of mass in a given volume of a substance.
vertical column of elements in the periodic table; elements in a family all have similarchemical properties; also called a family.
a material that electric charge can move through easily.
compound that dissolves in water to form a solution with a pH lower than 7.

Down

group 17 elements in the periodic table;the most reactive non-metals.
ability of a substance to conduct electricity or heat.
energy stored in chemicals and released when chemicals react; a form of potential or stored energy .
shiny, malleable, ductile element thatconducts electricity.
colourless, odourless gas;produced by incomplete combustion of chemicals containing carbon (e.g. hydrocarbons); major source: motor vehicles.
conductor through which electric current enters or leaves a device or material.
chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy.
the sum of the number of protonsand neutrons in an atom.
element that has both metallic and non-metallic properties.
positively charged centre of an atom;contains protons and neutrons.
chemical combination of two or more elements in a specific ratio.
pure substance that cannot be broken down into other substances; substance made up of only one type of atom.
neutral particle in the nucleus of an atom.

23 Clues: change of state from a solid to a liquid. • neutral particle in the nucleus of an atom. • amount of mass in a given volume of a substance. • ability of a substance to conduct electricity or heat. • the sum of the number of protonsand neutrons in an atom. • a material that electric charge can move through easily. • ...

Chemistry Crossword 2017-11-13

Across

system of easy-to-see warning symbols on hazardous materials
neutral particle in the nucleus of an atom
metals group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
mixture mixture in which the different substances that make up the mixture are visible
substance that reacts with another substance
change of state from a solid to a liquid
change of state from a solid to a gas or from a gas to a solid
number number of protons in the nucleus of one atom of an element
neutral particle made up of a nucleus containing protons and neutrons
pure substance that cannot be broken down into other substances
horizontal row of elements in the periodic table

Down

anything that has mass and occupies space
cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated
gases group 18 elements in the periodic table
homogeneous mixture
mass of a substance that can dissolve in a given amount of solvent to
dull, brittle element that does not conduct electricity
element that has both metallic and non-metallic properties
change change that results when two or more substances react to create a different substance or substances
amount of mass in a given volume of a substance
solution solution in which water is the solvent
positively charged particle in the nucleus of an atom
vertical column of elements in the periodic table
substance substance made of only one kind of matter

24 Clues: homogeneous mixture • change of state from a solid to a liquid • anything that has mass and occupies space • neutral particle in the nucleus of an atom • substance that reacts with another substance • gases group 18 elements in the periodic table • amount of mass in a given volume of a substance • solution solution in which water is the solvent • ...

Chemistry crossword 2017-11-13

Across

change of state from a liquid to a solid.
slow chemical change that occurs when oxygen in the air reacts with a metal
element that has both metallic and non-metallic properties
ratio of the useful energy outpuoman area of higher concentration to one of lower concentration
group 17 elements in the periodic table;the most reactive non-metals
chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
organic molecules made up of atoms of carbon, hydrogen, and oxygen (e.g., pasta, rice,potatoes, fruits, bread); can form simple molecules,such as sugar, or large, complex molecules, such asstarch, cellulose, and glycogen p. 199carbon monoxide (CO(g))colourless, odourless gas;produced by incomplete combustion of chemicalscontaining carbon (e.g. hydrocarbons); majorsource: motor vehicles p. 227catalyst substance that helps a chemical reactionto proceed more quickly p. 166cellular respiration chemical reaction that takesplace in cells; food (sugar) reacts with oxygen toproduce energy, water, and carbon dioxide p. 160charge separation concentration of like charges inspecific areas of a neutral object, caused by theapproach of a charged object; for example, anegatively charged object brought close to a wall
ability of a substance to conduct electricity or heat
mass mass of one atom of an elementcalculated from the total number of protons,neutrons, and electrons of that atom; measured inatomic mass units (amu) atomic mass unit measure of atomic mass; 1 amuis equal to 1/12 ththe mass of a carbon 12 atomp atomic number number of protons in the nucleusof one atom of an element
dull, brittle element that does not conduct electricity
invisible negatively charged particle that orbits the nucleus of an atom

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process in which molecules move fr
electricity) description of an object that has equal amounts of positive and negative charges
reactions reaction that takes place when two or more substances react to form new substances
compound that dissolves in water to form a solution with a pH higher than 7
mixture in which tiny particles ofone substance are held within another andparticles cannot be separated out from the othersubstance
that has become electrically chargedbecause it has lost or gained electrons; a positiveion is an atom that has lost one or more electrons;a negative ion is an atom that has gained one ormore electrons
compound that dissolves in water to form a solution with a pH lower than 7
to the total energy input in a device or system; usually given as a percent
change of state from a solid to a liquid.
a material that electric charge can move through easily
metals group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals alkaline-earth metals group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
chemical combination of two or more elements in a specific ratio
shiny, malleable, ductile element that conducts electricity
metalsmetals that have a density of 5 orhigher (e.g., copper, zinc, lead, mercury, cadmium,nickel); heavy metals are one type of substancemonitored to determine water quality

26 Clues: process in which molecules move fr • change of state from a liquid to a solid. • change of state from a solid to a liquid. • ability of a substance to conduct electricity or heat • a material that electric charge can move through easily • dull, brittle element that does not conduct electricity • element that has both metallic and non-metallic properties • ...

Chemistry Crosswords 2017-11-15

Across

chemical combination of two or more elements in a specific ratio
slow chemical change that occurs when oxygen in the air reacts with a metal
group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
invisible negatively charged particle that orbits the nucleus of an atom
chemical reaction that releases energy
pure substance formed when at least one metal and one non-metal combine
group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
of energy fundamental principle that energy cannot be created or destroyed
positively charged centre of an atom;contains protons and neutrons
number of protons in the nucleus of one atom of an element
group 17 elements in the periodic table; the most reactive non-metals

Down

new substance produced in a chemical reaction between reactants
the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
mass of one atom of an element calculated from the total number of protons,neutrons, and electrons of that atom; measured in atomic mass units (amu)
mogeneous mixture; mixture of two or more pure substances that looks like one substance
change of state from a solid to a gas or from a gas to a solid
positively charged particle in the nucleus of an atom
substance that reacts with another substance or substances in a chemical reaction to create new substances with different properties
chemical reaction that absorbs energy
pure substance that cannot be broken down into other substances; substance made up of only one type of atom
table in which the elements are organized by their physical and chemical properties
pure substance formed when non-metals combine
group 18 elements in the periodic table;the most stable and unreactive elements
orbit of electrons around the nucleus of an atom
atom that has become electrically charged because it has lost or gained electrons; a positive ion is an atom that has lost one or more electrons;a negative ion is an atom that has gained one or more electrons

25 Clues: chemical reaction that absorbs energy • chemical reaction that releases energy • pure substance formed when non-metals combine • orbit of electrons around the nucleus of an atom • positively charged particle in the nucleus of an atom • number of protons in the nucleus of one atom of an element • change of state from a solid to a gas or from a gas to a solid • ...

Chemistry Crossword 2017-11-16

Across

invisible negatively charged particle that orbits the nucleus of and atom
chemical change that occurs when oxygen in the air reacts with a metal
at table in which elements are organized by their physical and chemical properties
chemical reaction that absorbs energy
a pure substance formed when two non metals combine
a pure substance formed when at least on metal and one non metal combine
chemical reaction that releases energy
metal the first column of the periodic table excluding hydrogen,that a really reactive in air and water
workplace hazardous information material system
can be stretched into wire
substance that helps a chemical reaction proceed more quickly
neutral particle in the nucleus of an atom

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catalyst involved in chemical reactions in living things
Irreversible change
shininess of a metal
the degree to which a specified material conducts electricity
what everything is made up of
Mass of Reactants= Mass of Products
number of protons in the nucleus of one atom of an element
group 18 in periodic table, they are the most stable and nonreactive elements. metalloid element that has both metallic and non metallic properties
positively charged particle in the nucleus of an atom
ability to pound and roll into flat sheets
the mass of an element measured in amu
horizontal row of elements in the periodic table

24 Clues: Irreversible change • shininess of a metal • can be stretched into wire • what everything is made up of • Mass of Reactants= Mass of Products • chemical reaction that absorbs energy • chemical reaction that releases energy • the mass of an element measured in amu • ...

Chemistry Crossword 2017-11-11

Across

cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
substance that helps a chemical reaction to proceed more quickly
the smallest part of an element that is representative of that element
combination of symbols that represent a compound
group 1 element in the periodic table, not including hydrogen, the most reactive of the metals
a solution in which water is the solvent
invisible negatively charged particle that orbits around the nucleus of the atom
chemical reaction that takes place in cells
anything that has mass and takes up space
positively charged center of an atom; contains protons and neutrons
description of a substance that can be pounded or rolled into sheets
change in state from a solid to a gas
positively charged particle in the nucleus of an atom
change of state from a solid to a liquid

Down

a table in which elements are organized by their physical and chemical properties
pure substance formed when at least one metal and non-metal combine
mass of one atom of an element calculated from the total number of protons, electrons and neutrons of that atom
number of protons in the nucleus of one atom of an element
group 2 elements of the periodic table, their reactivity is not as strong as the alkali metals
pure substance that cannot be broken down into other substances
description of how a substance interacts with another substance
measure of atomic mass
change that results when 2 or more substances react to create a new substance
vertical column of elements in the periodic table
chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy

25 Clues: measure of atomic mass • change in state from a solid to a gas • a solution in which water is the solvent • change of state from a solid to a liquid • anything that has mass and takes up space • chemical reaction that takes place in cells • combination of symbols that represent a compound • vertical column of elements in the periodic table • ...

Chemistry Crossword 2017-11-11

Across

combination of pure substances
group 18 elements in the periodic table;the most stable and unreactive elements
change in the appearance or state of a substance that does not change the composition
group 17 elements in the periodic table;the most reactive non-metals
vertical column of elements in the periodic table
chemical reaction that releases energy
a table in which the elements are organized by their physical and chemical properties
chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
pure substance formed when at least one metal and one non-metal combine
cloudy mixture in which tiny particles of one substance are held within another, and the particles can be separated out
catalyst involved in chemical reactions in living things

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change that results when two or more substances react to create a different substance or substances
neutral particle in the nucleus of an atom
heterogeneous mixture;mixture in which the different substances that make up the mixture are visible
substance made of only one kind of matter, which has a unique set of properties
chemical reaction that absorbs energy
substance that strongly resists the flow of electricity
substance that reacts with another substance or substances in a chemical reaction to create new substances with different properties
pure substance formed when non-metals combine
positively charged particle in the nucleus of an atom
an experiment in which one or more products of a chemical reaction can escape
substance that helps a chemical reaction to proceed more quickly
element that has both metallic and non-metallic properties
description of a substance that can be pounded or rolled into sheets

25 Clues: combination of pure substances • chemical reaction that absorbs energy • chemical reaction that releases energy • neutral particle in the nucleus of an atom • pure substance formed when non-metals combine • vertical column of elements in the periodic table • positively charged particle in the nucleus of an atom • substance that strongly resists the flow of electricity • ...

Chemistry Crossword 2017-11-07

Across

neutral particle in the nucleus of an atom
element that has both metallic and non-metallic properties
catalyst involved in chemical reactions in living things
cloudy mixture in which tiny particles of one substance are held within another, and the particles can be separated out
Chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
chemical reaction that absorbs energy
pure substance formed when non-metals combine
a table in which the elements are organized by their physical and chemical properties
pure substance formed when at least one metal and one non-metal combine
substance made of only one kind of matter, which has a unique set of properties
Change that results when two or more substances react to create a different substance or substances
an experiment in which one or more products of a chemical reaction can escape
substance that reacts with another substance or substances in a chemical reaction to create new substances with different properties

Down

group 18 elements in the periodic table;the most stable and unreactive elements
group 17 elements in the periodic table;the most reactive non-metals
cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
positively charged particle in the nucleus of an atom
vertical column of elements in the periodic table
heterogeneous mixture;mixture in which the different substances that make up the mixture are visible
change in the appearance or state of a substance that does not change the composition
chemical reaction that releases energy
combination of pure substances
substance that strongly resists the flow of electricity
description of a substance that can be pounded or rolled into sheets
substance that helps a chemical reaction to proceed more quickly

chemistry crossword 2017-11-07

Across

compound that dissolves in water to form a solution with a pH lower than 7
principle that matter is not created or destroyed in a chemical reaction; the mass of the products always equals the mass of the reactants
group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
measure of atomic mass; 1 amu is equal to 1/12 the mass of a carbon 12 atom
chemical combination of two or more elements in a specific ratio
catalyst involved in chemical reactions in living things
chemical reaction that releases energy
an experiment in which all reactants and all products of a chemical reaction are accounted for
slow chemical change that occurs when oxygen in the air reacts with a metal
number of protons in the nucleus of one atom of an element

Down

group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
description of how a substance interacts with other substances, such as acids;chemical properties are observable only when a chemical change occurs
colourless, odourless gas;produced by incomplete combustion of chemicals containing carbon (e.g. hydrocarbons); major source: motor vehicles
the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
mass mass of one atom of an element calculated from the total number of protons,neutrons, and electrons of that atom; measured in atomic mass units (amu)
change of state from a gas to a liquid
ability of a substance to conduct electricity or heat
a reaction that takes place when two or more substances react to form new substances
change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
change of state from a gas to a solid

23 Clues: change of state from a gas to a solid • change of state from a gas to a liquid • chemical reaction that releases energy • ability of a substance to conduct electricity or heat • catalyst involved in chemical reactions in living things • number of protons in the nucleus of one atom of an element • chemical combination of two or more elements in a specific ratio • ...

Chemistry Crossword 2017-11-08

Across

To release heat
number that represents the number of atoms in an element.
Made from chemical reaction
ability to pound into sheets
When oxygen reacts w/ a substance to form a new substance.
Non-Metal+Non-Metal
Ability to conduct electricity/heat energy
Ability to thin into wire.
Slow chemical change when oxygen reacts with a metal
To absorb heat
Starting materials of a reaction
Mass in given volume
Shine of substance

Down

solid to gas
Cloudy mixture that can be separated
Chemical change in your body
gas to solid
Metal+Non-Metal
Material made of 2 or more elements
Ability to dissolve.
anything that has mass and occupies space
Letters/Number to indicate what elements are in product
Pure substance
organic catalysts
Substances that helps speed up a reaction

25 Clues: solid to gas • gas to solid • Pure substance • To absorb heat • To release heat • Metal+Non-Metal • organic catalysts • Shine of substance • Non-Metal+Non-Metal • Ability to dissolve. • Mass in given volume • Ability to thin into wire. • Made from chemical reaction • Chemical change in your body • ability to pound into sheets • Starting materials of a reaction • ...

Chemistry Crossword 2017-11-08

Across

Letters/Number to indicate what elements are in product
Material made of 2 or more elements
Made from chemical reaction
Non-Metal+Non-Metal
organic catalysts
gas to solid
Ability to thin into wire.
When oxygen reacts w/ a substance to form a new substance.
Substances that helps speed up a reaction
Chemical change in your body
ability to pound into sheets
Pure substance

Down

Ability to dissolve.
Shine of substance
Slow chemical change when oxygen reacts with a metal
number that represents the number of atoms in an element.
anything that has mass and occupies space
Starting materials of a reaction
Metal+Non-Metal
Ability to conduct electricity/heat energy
To absorb heat
Cloudy mixture that can be separated
solid to gas
To release heat
Mass in given volume

25 Clues: gas to solid • solid to gas • To absorb heat • Pure substance • Metal+Non-Metal • To release heat • organic catalysts • Shine of substance • Non-Metal+Non-Metal • Ability to dissolve. • Mass in given volume • Ability to thin into wire. • Made from chemical reaction • Chemical change in your body • ability to pound into sheets • Starting materials of a reaction • ...

Chemistry Crossword 2017-11-08

Across

atom that has become electrically charged because it has lost or gained electrons; a positive ion is an atom that has lost one or more electrons;a negative ion is an atom that has gained one or more electrons
positively charged particle in the nucleus of an atom
Substance that help a reaction speed faster
An experiment in which all reactants and all products of a chemical reaction are accounted for
substance made of only one kind of matter, which has a unique set of properties
When two or substances react to make a new substance
smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
new substance produced in a chemical reaction between reactants
neutral particle in the nucleus of an atom
shiny, malleable, ductile element that conducts electricity

Down

slow chemical change that occurs when oxygen in the air reacts with a metal
pure substance formed when at least one metal and one non-metal combine
An experiment in which one or more products of a chemical reaction can escape
dull, brittle element that does not conduct electricity
group 18 elements in the periodic table;the most stable and nonreactive elements
When a substance state changes, but can be changed back
group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
Releases heat energy
element that has both metallic and non-metallic properties
positively charged center of an atom;contains protons and neutrons
Absorbs heat energy
group 17 elements in the periodic table;the most reactive non-metals
catalyst involved in chemical reactions in living things

25 Clues: Absorbs heat energy • Releases heat energy • neutral particle in the nucleus of an atom • Substance that help a reaction speed faster • When two or substances react to make a new substance • positively charged particle in the nucleus of an atom • dull, brittle element that does not conduct electricity • When a substance state changes, but can be changed back • ...

cHEMISTRY CROSSWORD 2017-11-08

Across

change that is irreversible
substance made up of one type of matter had has unique properties
a chemical reaction that occurs when oxygen in the air reacts with a substance to form a new substance and gives off energy
chemical combination of two or more elements in a specific ratio
system a material system that keeps the reaction just the reaction
mixture of two or more pure substances that looks like one
to absorb heat
change that is reversible
ability to dissolve
system a material system in which mass or energy can be lost to or gained
the weight of a substance
nonmetal and nonmetal
the things that are being used for the chemical reaction

Down

to release heat
what are made after mixing multiple reactants
cloudy mixture that cannot be separated
anything on the periodic table. Made up of one type of element
a substance that makes a chemical reaction go faster
it is a slow chemical change that occurs when oxygen decomposes metal
cloudy mixture that can be separated
the ability to pound and roll metal into sheets
metal and nonmetal
amount of mass in a given volume

23 Clues: to absorb heat • to release heat • metal and nonmetal • ability to dissolve • nonmetal and nonmetal • change that is reversible • the weight of a substance • change that is irreversible • amount of mass in a given volume • cloudy mixture that can be separated • cloudy mixture that cannot be separated • what are made after mixing multiple reactants • ...

Chemistry Crossword 2017-11-09

Across

description of how a substance interacts with other substances, such as acids;chemical properties are observable only when a chemical change occurs
combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
chemical reaction that releases energy
group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
principle that matter is not created or destroyed in a chemical reaction; the mass of the products always equals the mass of the reactants
the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
change of state from a gas to a solid
amount of mass in a given volume of a substance
reaction that takes place when two or more substances react to form new substances
number of protons in the nucleus of one atom of an element
change of state from a gas to a liquid

Down

chemical reaction that takes place in cells; food (sugar) reacts with oxygen to produce energy, water, and carbon dioxide
chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
substance that helps a chemical reaction to proceed more quickly
cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
chemical combination of two or more elements in a specific ratio
mass of one atom of an element calculated from the total number of protons,neutrons, and electrons of that atom; measured in atomic mass units (amu)
chemical reaction that absorbs energy
catalyst involved in chemical reactions in living things
change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
description of a solid that can be stretched into a long wire
ability of a substance to conduct electricity or heat
group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
slow chemical change that occurs when oxygen in the air reacts with a metal

24 Clues: chemical reaction that absorbs energy • change of state from a gas to a solid • chemical reaction that releases energy • change of state from a gas to a liquid • amount of mass in a given volume of a substance • ability of a substance to conduct electricity or heat • catalyst involved in chemical reactions in living things • ...

Chemistry Crossword 2017-11-09

Across

a substance that reacts with another substance to make a product
most stable elements on the periodic table
chemical combination of two or more elements
the centre of an atom
colourless, odorless gas which is very deadly
the most reactive metals on the periodic table
the amount of mass in a given volume of a substance
a reaction that takes place when 2 different materials combine to make a new one
the slow reaction that requires oxygen
an atom electrically charged because it has lost or gained electrons
anything that has mass and occupies space

Down

description of an item that can be rolled into thin sheets
a chemical reaction that is sudden and requires oxygen
an irreversible change that creates a new substance
a new substance created when 2 or more reactants react
dull, brittle element that doesn't conduct electricity
the mass of one atom of an element
the most reactive non-metals on the periodic table
the ability for an element to be turned into a wire
the building blocks once called "atomos"
number of protons and electrons in an atom
symbols that represent a compound
element with both metallic and non-metal properties
a neutral particle in a nucleus
a cloudy mixture which cannot be easily separated

25 Clues: the centre of an atom • a neutral particle in a nucleus • symbols that represent a compound • the mass of one atom of an element • the slow reaction that requires oxygen • the building blocks once called "atomos" • anything that has mass and occupies space • most stable elements on the periodic table • number of protons and electrons in an atom • ...

Chemistry Words 2016-09-26

Across

Tells how many protons there are in an element
Table consisting information of all the elements
Group of electrons revolving around the nucleus
subatomic particle that revolves around the nucleus and has a negative charge
Does not retain shape or volume
Two or more atoms combined and the smallest unit of a chemical compound
Made of two or more elements chemically bonded
Subatomic particle in the nucleus with a neutral charge
Says if there are more protons than electrons in an atom or vice versa

Down

The electrons that are on the last energy level of an atom
Unit for measuring Atomic Mass
Pure substance that cannot be broken down
The mass of the subatomic particles in an element
Retains volume but not shape
Two or more elements and/or compounds physically in the same space but not bonded together
Holds a certain amount of electrons until it has to go to the next energy level
Subatomic Particle in the nucleus with a positive charge
Center part of an atom and contains the protons and neutrons
Building block of all matter
Retains shape and volume

20 Clues: Retains shape and volume • Retains volume but not shape • Building block of all matter • Unit for measuring Atomic Mass • Does not retain shape or volume • Pure substance that cannot be broken down • Tells how many protons there are in an element • Made of two or more elements chemically bonded • Group of electrons revolving around the nucleus • ...

Chemistry Crossword 2018-01-19

Across

change, a new substance
figures: are used to determine the precision of a measurement
is a measure of the average kinetic energy of the particles that make up a same of any material
measurements of the amount of space an object takes up
compares the mass of an object to it's volume
is anything that takes up space (volume) and has mass
are particles with negative charge
energy, is associated with the movement of the particles
gas, some attraction, some volume

Down

change, a change in size, shape / no new substance
measurements of the amount of matter in an object
is used to measure temperature
C=K-273
cylinder: used to measure the volume of a liquid
are particles with positive charge
are particles with no charge
gas, zero attraction, zero volume
K=C+ 273
can be heated, holds various chemical, not for measuring
stand, base / pole of set-up

20 Clues: C=K-273 • K=C+ 273 • change, a new substance • are particles with no charge • is used to measure temperature • stand, base / pole of set-up • gas, zero attraction, zero volume • gas, some attraction, some volume • are particles with positive charge • are particles with negative charge • compares the mass of an object to it's volume • ...

Chemistry Crossword 2020-10-01

Across

Same number of electrons and protons
Smallest unit of matter
Charge When an atom gives away one electron
Are responsible for atomic bonding
of atomic bonding where atoms share electrons
Reaction Change in the Ionic structure of a substance
Positively charged and located in the nucleus
If particles are not bonded they are a
Solid,liquid or gas
Shells around the nucleus
Why the atomic number has a decimal
Reaction Evaporation, Freezing, and Condensation
Fourth state of matter

Down

Can change the state of matter
React Gases on the far right of the Periodic Table
Bonding that shares And exchanges electrons
Elements on the far left on the Periodic Table do this with elements second from right on the Periodic Table
Flow in electric currents
These are created when a group of atoms bond together
Has no charge
Cannot be broken or changed
Type of atomic bonding where atoms exchange electrons
Number equal to a mole of atom
Very large molecules that make up living plants or animals
Table Organized by Atomic Number, How Atoms React, and What kind of atom (metal, nonmetal, gas)
Contains 2 Hydrogen Atoms and 1 Oxygen Atom

26 Clues: Has no charge • Solid,liquid or gas • Fourth state of matter • Smallest unit of matter • Flow in electric currents • Shells around the nucleus • Cannot be broken or changed • Can change the state of matter • Number equal to a mole of atom • Are responsible for atomic bonding • Why the atomic number has a decimal • Same number of electrons and protons • ...

Chemistry Quiz 2020-09-09

Across

the yield of halogenoalkane that is produced in free radical substitution
having 8 outer electrons
the second step in free radical substitution
the effect of electron donating or withdrawing groups
a condition where all atoms lie on the same plane
an acidic gas produced when methane reacts with chlorine under sunlight
the shape of CH3Cl molecule
the bond that is broken during initiation of chlorine gas
the formal charge of a carbon atom in CH3Cl
the total electrons in CH3 radical

Down

an intermediate that has only six outer electrons in the carbon atom
a symmetrical bond breaking
the first step in free radical substitution
the characteristic describing free radical substitution
a chemical process in initiation step
when radicals combine to produce a molecule
species that have unpaired electrons
the phase required to produce free radicals
total unpaired electrons in NO gas
the type of light used in homolytic bond fission
the arrow used to describe radicals

21 Clues: having 8 outer electrons • a symmetrical bond breaking • the shape of CH3Cl molecule • total unpaired electrons in NO gas • the total electrons in CH3 radical • the arrow used to describe radicals • species that have unpaired electrons • a chemical process in initiation step • the first step in free radical substitution • when radicals combine to produce a molecule • ...

Aromatic Chemistry 2020-11-05

Across

Which rule must be followed in order to achieve aromaticity
Resonance forms must form valid ____ structures
What conditions (acidic or basic) are required for pyridine to be produced?
What is the suffix for a 5-membered heterocyclic ring
Resonance forms cannot change _____ ?
Carboxylic acid is a good ____ group, at the ortho/para positions to the leaving group
In order to achieve aromaticity, you need to have a cyclic system that needs to be fully conjugated and it needs to be ____?
The movement of a hydrogen atoms tells us we are dealing with what?
They must be overlapping in order for resonance forms to exist
When pyrroles react with a strong acid it results in the formation of ____
A drawback from ortho/para directing effects will require a ____ step

Down

The more bonds, the more _____ the resonance form
Name of a very unreactive aromatic imine, that is weakly basic
Name of reaction with benzene diazonium chloride and HBF4, at 0 degrees celsius, forming fluoro benzene
Loss of Sp2 hybridisation leads to a molecule not being aromatic due to it not being fully ____
What is used to interconvert resonance forms?
An ortho/para product is given when mono-substituted benzene reacts in a ____ reaction
A ____ transition state gives a faster intermediate formation
What type of compounds is aromaticity a feature of
Thiocarbonyls tend to be unstable due to a weak double bond between carbon and which other element?
Acylation and a Celmensen/Wolff-Kishner creates a ____ product
In mono-substituted benzene, what position does the deactivating group direct the reaction
What is the 1,2 arrangement on a benzene ring described as?
What does resonance involve the movement of?

24 Clues: Resonance forms cannot change _____ ? • What does resonance involve the movement of? • What is used to interconvert resonance forms? • Resonance forms must form valid ____ structures • The more bonds, the more _____ the resonance form • What type of compounds is aromaticity a feature of • What is the suffix for a 5-membered heterocyclic ring • ...

Aromatic Chemistry 2020-11-09

Across

Which other compound has a similar EAS reactivity to benzene when it comes to aromatic substitution?
What is the name of the rule which states that for a molecule to be aromatic, the number of electrons it contains must equal 4n + 2?
What is a positively charged carbon within an organic molecule?
.....are also known as dynamic isomerism.
A cyclic system that is fully conjugated is.....
.....is the overlap of more than two 2p orbitals in a cyclic/acyclic system.
Mono-substituted benzene reacts to give a meta product in a reaction that is ..... than that seen for substitute upon benzene.
What class of synthetic organic heterocyclic compound is made when a nitrile and sodium azide react in a 1,3-dipolar cycloaddition reaction?
What reaction describes the reaction where the diazonium ion reacts with cuprous salts?
What is the relative rate of meta directing substituents?
The electrophile that reacts with benzene within the Fredel-crafts acylation reaction with AlCl3 is an?
What group are de-activating and meta directing groups in nitrobenzene?
Which imine is very unreactive and is less reactive than benzene in electrophilic aromatic substitution, and more reactive than benzene in nucleophilic aromatic substitution reactions?

Down

What reaction occurs when pyrroles and bromine react together during electrophilic aromatic substitution?
The word given to compounds that are formed in a ring structure is called.....
What substitution is known as the 1,3 disubstituted position on a benzene ring?
What type of ring aromatic modification reaction gives substitution products when the negative charge can rest on the nitrogen in the intermediate species?
When pyrroles and strong acids undergo ring modification by electrophilic aromatic substitution what type of compounds are formed?
What substitution is known as the 1,4 disubstituted position on a benzene ring?
What substitution is known as the 1,2 disubstituted position on a benzene ring?
What is the process in which an alkyl group is attached to an organic substrate via addition or substitution?
What involves only the movement of electrons and never atoms?
Mono-substituted benzene reacts to give an ortho/para product, in a reaction that is ..... than that seen for substitute upon benzene.

23 Clues: .....are also known as dynamic isomerism. • A cyclic system that is fully conjugated is..... • What is the relative rate of meta directing substituents? • What involves only the movement of electrons and never atoms? • What is a positively charged carbon within an organic molecule? • What group are de-activating and meta directing groups in nitrobenzene? • ...

Aromatic Chemistry 2020-11-09

Across

What is a positively charged carbon within an organic molecule?
What is the name of the rule which states that for a molecule to be aromatic, the number of electrons it contains must equal 4n + 2?
What reaction describes the reaction where the diazonium ion reacts with cuprous salts?
..... are also known as dynamic isomerism.
What substitution is known as the 1,2 disubstituted position on a benzene ring?
What type of ring aromatic modification reaction gives substitution products when the negative charge can rest on the nitrogen in the intermediate species?
Which other compound has a similar EAS reactivity to benzene when it comes to aromatic substitution?
The electrophile that reacts with benzene within the Fredel-crafts acylation reaction with AlCl3 is an?
A cyclic system that is fully conjugated is .....
What substitution is known as the 1,3 disubstituted position on a benzene ring?
Which imine is very unreactive and is less reactive than benzene in electrophilic aromatic substitution, and more reactive than benzene in nucleophilic aromatic substitution reactions?

Down

What substitution is known as the 1,4 disubstituted position on a benzene ring?
What involves only the movement of electrons and never atoms?
..... is the overlap of more than two 2p orbitals in a cyclic/acyclic system.
What is the process in which an alkyl group is attached to an organic substrate via addition or substitution?
What class of synthetic organic heterocyclic compound is made when a nitrile and sodium azide react in a 1,3-dipolar cycloaddition reaction?
What reaction occurs when pyrroles and bromine react together during electrophilic aromatic substitution?
The word given to compounds that are formed in a ring structure is called .....
What is the relative rate of meta directing substituents?
When pyrroles and strong acids undergo ring modification by electrophilic aromatic substitution what type of compounds are formed?
Mono-substituted benzene reacts to give a meta product in a reaction that is ..... than that seen for substitute upon benzene.
Mono-substituted benzene reacts to give an ortho/para product, in a reaction that is ..... than that seen for substitute upon benzene.
Meta directing substituents are .....groups?
What group are de-activating and meta directing groups in nitrobenzene?

24 Clues: ..... are also known as dynamic isomerism. • Meta directing substituents are .....groups? • A cyclic system that is fully conjugated is ..... • What is the relative rate of meta directing substituents? • What involves only the movement of electrons and never atoms? • What is a positively charged carbon within an organic molecule? • ...

Chemistry Vocabulary 2020-09-14

Across

One of the 3 states of matter. The particles move freely in all directions.
A substance that's exactly 7 on the pH scale (like pure water)
When a liquid heats up and changes into a gas
Something that will not dissolve in a solution
One of the 3 states of matter. The particles slide past each other and take the shape of their container
A type of mixture in which you can see more than one thing
The smallest unit of matter. Tiny particles that make up everything in the universe.
A mixture of two or more substances including at least one solid and one liquid in which solid particles float in the liquid, like muddy water!
A substance like lemon juice or milk is less than 7 on the pH scale, so it's consider an ________
More than one substance combined together.
When you have the rearrangement of atoms to make substances that were not present before. Burning gasoline in a car is an example of this (2 words)
When you mix two things together and they don't react, or when a substance changes states (2 words)
The tendency of a substance to stick to other substances
Able to be dissolved in a solution

Down

The tendency of a substance to stick to itself
When a gas cools and turns into a liquid
A solid that is dissolved into a liquid to make a solution
The liquid part of a solution
A mixture made of a solute and solvent that LOOKS like it's made of only a liquid, but isn't
Something that cannot be changed back to how it was
Any substance above 7 on the pH scale (like soap or bleach)
A type of mixture that LOOKS like only one substance, but isn't
A type of paper used to test pH
A pure substance that cannot be further broken down.
One of the 3 states of matter. The particles stay fixed in place and vibrate
Able to be changed back to the way it was
All the 'stuff' that makes up the things in the universe. It has mass and occupies space
The process of using a filter to separate a liquid from solids in a mixture
The name of the scale used to measure acidity
The process of heating up a liquid to purify it by separating it from any solutes dissolved in it

30 Clues: The liquid part of a solution • A type of paper used to test pH • Able to be dissolved in a solution • When a gas cools and turns into a liquid • Able to be changed back to the way it was • More than one substance combined together. • When a liquid heats up and changes into a gas • The name of the scale used to measure acidity • ...

chemistry test 2018-04-03

Across

ipoclorito di sodio
un elettrone occupa l'orbitale a più bassa energia che può riceverlo, principio di...
acido cloridrico
quantità di onde in una certa misura
particlle dotate di carica negativa, radiazioni...
acido solforico
legame che ha il valore dell'EN > 1,8
coppia di elettroni messa in comune tra due atomi
deriva dalla capacità degli elementi radioattivi di emettere radiazioni spontaneamente
regione di spazio attorno al nucleo dove è elevata la possibilità di trovare l'elettrone
numero di legami che un atomo di quell'elemento forma in un composto
anidridi+H2O
i nutroni superano il doppio dei protoni, emanano radiazioni
quando gli atomi sono uguali e hanno lo stesso valore di elettronegatività
se sono disponibili più orbitali aventi la stessa energia, gli elettroni si dispongono uno per ciascun orbitale con la stessa direzione di spin, regola di...
parte positiva di un atomo

Down

percorso dell'elettrone definito con precisione
particelle dotate di carica positiva, radiazioni...
numero di protoni presenti nel nucleo di un atomo
disposizione degli elettroni negli orbitali di un atomo
legame che si forma dall'attrazione fra le cariche
misura della capacità di un atomo di attrarre verso di sé gli elettroni condivisi in un legame covalente
n,l,m sono...
corrisponde al numero totale di protoni e di neutroni contenuti nel nucleo di un atomo
legame che si forma da un metallo + un non metallo
atomi di uno stesso elemento che hanno lo stesso numero di protoni ma numero differente di neutroni
spiega il senso di rotazione degli elettroni e ci descrive l'orbitale, numero quantico...
quando l'atomo è negativamente o positivamente carico

28 Clues: anidridi+H2O • n,l,m sono... • acido solforico • acido cloridrico • ipoclorito di sodio • parte positiva di un atomo • quantità di onde in una certa misura • legame che ha il valore dell'EN > 1,8 • percorso dell'elettrone definito con precisione • numero di protoni presenti nel nucleo di un atomo • coppia di elettroni messa in comune tra due atomi • ...

Chemistry Crossword 2018-11-12

Across

It is one substance that cannot be separated
Is a tiny subatomic particle that revolves around a nucleus and has a negative charge
A table that shows elements and their atomic number and mass, and symbol
Is the shorthand method of writing elements and compound
A substance that cannot be divided further
Two or more substances that can be separated.
Both elements are non-metals
Has one metal and one non-metal
Elements in a vertical row on the periodic table
Is a subatomic particle that has a positive charge

Down

Elements in a horizontal row on the periodic table
Has properties of metals and non-metals
A grouping of electrons surrounding the nucleus of an atom
Is a positively charged ion
It is important to _____ the quantity of reactants and products in an equation
Process that changes one set of chemicals into another set of chemicals
A group of atoms that are held together
Is the representation for an atom
A solid that forms and settles out of a liquid mixture
Smallest particle of an element
A group of two or more elements
Is a negatively charged ion
Particles of the nucleus that have no electrical charge
A particle that is electrically charged (positive or negative)

24 Clues: Is a positively charged ion • Is a negatively charged ion • Both elements are non-metals • Smallest particle of an element • A group of two or more elements • Has one metal and one non-metal • Is the representation for an atom • Has properties of metals and non-metals • A group of atoms that are held together • A substance that cannot be divided further • ...

Chemistry Crossword 2018-11-13

Across

a solid also can change directly into a gas and vise versa
The smallest part of an element
change from solid to liquid
Place on periodic table showing vertically
combinations of pure substances the components of a mixture do not combine
is anything that has mass and occupies space
how a substance interacts with other substances (acid)
can't reverse (burning wood) when two or more materials react and create new materials.
a change from gas to liquid
pure substance that cannot be broken down into other substances (made up of only one type of atom)
liquid to a solid
chemical combination of two or more elements in a specific ratio
solids, liquid or gas depends on temperature

Down

appearance from the outside e.g lustre
Negatively charged particles
a table in which the elements are organized, by their physical and chemical properties
workplace hazardous materials information system
can reverse (e.g melting ice) one in which a material changes from one state to another.
change from liquid to gas (a;so known as vaporization)
characteristics of a substance
substance made up of only one kind of matter, which has a unique set of properties
Neutral particles
Place on periodic table showing horizontally
Nucleus contained positively charged particles

24 Clues: Neutral particles • liquid to a solid • change from solid to liquid • a change from gas to liquid • Negatively charged particles • characteristics of a substance • The smallest part of an element • appearance from the outside e.g lustre • Place on periodic table showing vertically • is anything that has mass and occupies space • Place on periodic table showing horizontally • ...

Chemistry Crossword 2018-11-13

Across

workplace hazardous materials information system
Place on periodic table showing horizontally
combinations of pure substances the components of a mixture do not combine
Negatively charged particles
is anything that has mass and occupies space
homogeneous (sugar in hot coffee)
Place on periodic table showing vertically
chemical combination of two or more elements in a specific ratio
Neutral particles
Nucleus contained positively charged particles
a change from gas to liquid
can't reverse (burning wood) when two or more materials react and create new materials.
cloudy mixture in which tiny particles of one substance are held within another (tomato juice)
solids, liquid or gas depends on temperature
how a substance interacts with other substances (acid)
characteristics of a substance
can reverse (e.g melting ice) one in which a material changes from one state to another.
You can not brake it down into another substance

Down

change from solid to liquid
each element is composed of a particle called
liquid to a solid
a table in which the elements are organized, by their physical and chemical properties
substance made up of only one kind of matter, which has a unique set of properties
a solid also can change directly into a gas and vise versa
change from liquid to gas (a;so known as vaporization)
appearance from the outside e.g lustre
pure substance that cannot be broken down into other substances (made up of only one type of atom)
is also cloudy mixture, but the particles of the suspended substance are so small that they cannot be easily separated out from the other substance (milk)

28 Clues: liquid to a solid • Neutral particles • change from solid to liquid • a change from gas to liquid • Negatively charged particles • characteristics of a substance • homogeneous (sugar in hot coffee) • appearance from the outside e.g lustre • Place on periodic table showing vertically • Place on periodic table showing horizontally • is anything that has mass and occupies space • ...

Chemistry crossword 2018-11-13

Across

a chemical combination of two or more elements in a specific ratio
change in the appearance or state of a substance that does not change the composition
group 17 elements in the perodic table,the most reactive not metals
gases group 18 elements in the periodic table,the most stable and interactive elements
compound pure substance formed when non-metals combine
substance that reacts with another substances in a chemical reaction to create new substances with different properties
table a table in which the elements are organized by their physical and chemical properties
something that has mass and occupies space
metals group 1 elements in the peroidic table,not including hydrogeon the most reactive of the metals
combination of pure substances
compound that dissolves in water to form a solution with a ph lower than 7
shell orbit of electrons around the nucleus of an atom

Down

number number of protons in the nucleus of one atom of an element
cloudy mixture in which tiny particles of one substance are held within another and the particles can be separated out
compound pure substance formed when at least one metal and one non metal combine
positively charged particle in the nucleus of an atom
neutral particle in the nucleus of an atom
reaction a reaction that takes place when to or more substances react to form a new substance
chlorine
group of atoms joined by covalent bonds
homogenous mixture mixture of two or more pure substances that looks like one substance
a pure substance that cannot be broken down into other substances,made up of only one type of atom
cloudy mixture in which tiny particles of one substance are held within another and particles cannot be seperatedout from other substances

23 Clues: chlorine • combination of pure substances • group of atoms joined by covalent bonds • neutral particle in the nucleus of an atom • something that has mass and occupies space • positively charged particle in the nucleus of an atom • compound pure substance formed when non-metals combine • shell orbit of electrons around the nucleus of an atom • ...

Chemistry Crossword 2018-11-18

Across

The ability to be stretched into a long wire.
An atom or group of atoms that become electrically charged because of the gain or lose of electrons.
Anything on the periodic table.
An experiment, in which all the reactants and all the products are accounted for.
A substance made up of more than one type of matter that can be separated.
A chemical reaction that takes place in the cells of your body.
A chemical change which releases heat.
A new substance formed in a reaction between substances.
When oxygen reacts with a metal and the metal begins to decompose.
A substance formed when a metal and non-metal combine.
a substance that helps a reaction proceed faster.
A substance that reacts with another substance to form a new substance.
A mixture that can be separated.

Down

A mixture that has two or more substances mixed together.
An experiment, in which one or more of the products can escape.
When oxygen reacts with a substance to form a new substance that gives off energy.
The law that states, in a chemical reaction, the total mass of the reactants, is always the same as the total mass of the products.
A substance made up of only one type of matter.
A substance formed when 2 non-metals combine.
The most reactive non-metal.
A mixture that cannot be separated.
A substance that is in between metals and non-metals.
A chemical change which absorbs heat.
A mixture that looks like a pure substance.
A chemical combination of two or more elements.

25 Clues: The most reactive non-metal. • Anything on the periodic table. • A mixture that can be separated. • A mixture that cannot be separated. • A chemical change which absorbs heat. • A chemical change which releases heat. • A mixture that looks like a pure substance. • The ability to be stretched into a long wire. • A substance formed when 2 non-metals combine. • ...

Chemistry Crossword 2018-12-10

Across

pure substance that cannot be broken down into other substances contains one atom
substance that speeds up chemical reactions
Solid, liquid, gas and plasma
Change of stare from a solid to gas or a gas to a solid
Change in the appearance or state of a substance that does not change the composition
Measure of atomic mass
chemical reaction that produces heat
ability of a substance to conduct electricity or heat
a material that electricity or heat can move through easily
description of a solid that can be stretched into a long wire
positively charged center of an atom contains protons and nuetrons
A system of easy-to-use warning symbols for hazardous materials
chemical combination of two or more substances in a specific ratio
invisible negatively charged particle that orbits the nucleus of an atom
Change of state from a liquid to a solid
Catalyst involved in chemical reactions in living things

Down

slow chemical change that occurs when oxygen in the air reacts with metal
Change of state from a liquid to a gas
chemical reaction that absorbs heat
group 17 elements in the periodic table least reactive metals
number of protons in the nucleus equal to electrons
pure substance formed when at least one ,metal and nonmetal combine
Amount of mass in a given volume of a substance
Change of state from a gas to a liquid
Change of state from solid to a liquid

25 Clues: Measure of atomic mass • Solid, liquid, gas and plasma • chemical reaction that absorbs heat • chemical reaction that produces heat • Change of state from a liquid to a gas • Change of state from a gas to a liquid • Change of state from solid to a liquid • Change of state from a liquid to a solid • substance that speeds up chemical reactions • ...

Chemistry Review 2021-05-25

Across

percent of a molecule each element takes up
has no set volume or shape
a compound that absorbs water molecules
volume increases as pressure decreases
pressure increases as temperature increases
formula that gives the actual number of elements in a compound
two elements in different molecules switch what places
volume increases as temperature increases
a conversion factor relating the number of moles of two substances
number of atoms in a mole
arangment of electrons in an atom
4 numbers used to locate an electron
has a set volume and shape

Down

formula that gives ratio of elements in a compound
one element switches from one element to another
yield found from experimenting
ratio of actual yield to theoretical yield
force on an object in a unit area
all moving particles have characteristics of a wave
using the group 18 elements to shorten the electron configuration
a reactant combines with oxygen to form water and carbon dioxide
has a set volume with no set shape
compounds break down to form simpler products
list of elements in order from most reactive to least
two elements combine to form one molecule

25 Clues: number of atoms in a mole • has no set volume or shape • has a set volume and shape • yield found from experimenting • force on an object in a unit area • arangment of electrons in an atom • has a set volume with no set shape • 4 numbers used to locate an electron • volume increases as pressure decreases • a compound that absorbs water molecules • ...

Organic chemistry 2021-05-19

Across

prefix for 6 carbons
organic acids are these type of acids
category with formula CnH2n-2
building blocks of proteins
esters contain this element as both a single bond and a double bond
amines contain this element as their functional group
suffix for aldehydes
element found in all organic compounds
class of compounds that contain -COOH
class of compounds with -O- in between carbon chains
alkenes always contain one of these bonds
class of compounds with C=O on an end carbon
class of compounds with C=O on an interior carbon
prefix for 3 carbons

Down

alcohols with one -OH group
organic compounds that consist of only C&H
3D shape of methane
class of compounds that contain -OH group
another name for natural gas
alcohol with 3 -OH groups
saturated hydrocarbon series
both alkenes and alkynes are
suffix for ketones
suffix for triple bonds
melting points of organic compounds are
class of compounds when a halogen replaces a H
organic compounds with pleasant fragrances

27 Clues: suffix for ketones • 3D shape of methane • prefix for 6 carbons • suffix for aldehydes • prefix for 3 carbons • suffix for triple bonds • alcohol with 3 -OH groups • alcohols with one -OH group • building blocks of proteins • another name for natural gas • saturated hydrocarbon series • both alkenes and alkynes are • category with formula CnH2n-2 • organic acids are these type of acids • ...

Chemistry Crossword! 2021-04-16

Across

I'm absolutely, 100%, without a doubt positive!
Two energy shells; Three valence electrons.
A model citizen in the world of chemistry.
These can be changed when balancing equations.
When the products are a combination of the reactants.
Electrons in these bonds are free to roam.
Metals with one valence electron.
Valence electrons in a Cesium atom.
If we were all covalent maybe we'd be more willing to...
They get rearranged in a chemical reaction.
Mendeleev predicted more would be found.
When the reactants get broken into smaller particles.
The type of dots that mean valence electrons.
A negative ion.
The heaviest natural element.
The tiny numbers in a chemical equation.
The...of an atom is like a fly in a cathedral!
Most bonds between nonmetals.

Down

The universe is mostly made of this substance.
They're organized by # of electron shells.
Valence electrons hang out here.
They keep us from falling apart.
A neutron's charge.
Sixth group; Third period.
He, Ne, Ar, Kr, etc...
Electrons might have more friends if they weren't so...
the number of protons in an atom.
Bromine and Mercury.
It makes up most of an atom's volume, and yours too.
They're organized by # of valence electrons.
An equation that obeys the law of conservation.
Would also feel pretty comfortable in a position above Beryllium.
Where the heavier elements get cooked up.
Conservation of mass is a……not just a guideline!
The sum of an atom's protons and neutrons.
# of Br ions that will easily bond with Magnesium.
The boundary between metals and nonmetals.
A pattern that is repeated over and over, like weeks in a calendar.
This type of substance is produced in a chemical reaction.
A positive ion.
The attraction between two ions.
Really? Na with Cl? That is so...!
Nickname for a chemical reaction.
An "overweight" atom.

44 Clues: A positive ion. • A negative ion. • A neutron's charge. • Bromine and Mercury. • An "overweight" atom. • He, Ne, Ar, Kr, etc... • Sixth group; Third period. • The heaviest natural element. • Most bonds between nonmetals. • Valence electrons hang out here. • They keep us from falling apart. • The attraction between two ions. • the number of protons in an atom. • ...

Medicinal Chemistry 2021-06-10

Across

the disease driven by the uncontrolled growth of cells
to separate substances based on how well they evaporate
substance that neutralizes stomach acid
type of virus that infects bacteria
a group of antibiotics
the class of pain-relieving drugs that are derived from poppies
fraction of administered dose that reaches the target site
a substance that improves health by chemically affecting the body
when the body adapts to the presence of medications and experiences negative effects without it

Down

an opiate used to treat severe pain and was used in World War I
A drug used to treat cancer that is derived from Yew Tree leaves
how easily a substance evaporates
a solution that can resist changes in pH
broad term describing how nuclear chemistry is used to treat cancer
the ability of radioactivity to remove electrons from an atom (two words, no spaces inbetween)
emission of particles & energy during radioactivity
amount of drug to maintain level needed for a medicinal effect
to find something using various techniques
something used to relieve pain, fever, or inflammation
the ejection of an alpha particle from a nucleus (two words, no spaces inbetween)

20 Clues: a group of antibiotics • how easily a substance evaporates • type of virus that infects bacteria • substance that neutralizes stomach acid • a solution that can resist changes in pH • to find something using various techniques • emission of particles & energy during radioactivity • the disease driven by the uncontrolled growth of cells • ...

Chemistry world 2021-04-04

Across

I can convert common metals to something more valuable
I was discovered by an alchemist when he was experimenting to create the philosophers stone
You can't break our friendship that easily
I was discovered in 1985 as the 3rd incarnation of carbon
colourless acid containing 3 nitrogen atoms
Inhale me, I make you happy but if you inhale more, that's when I turn uncanny
I make up the heart of the place you live in
I don't have friends, but I'll be strong connecting me with myself so many times
I'm neither electropositive nor electronegative
I smell like a barn contain hay, but beware i have killed many once upon a time
I am either used to facilitate a reaction or to detect something through tests
I have a positive attitude

Down

I am the king of cuisines
we are too lazy to interact
A ferromagnetic substance that forms complexes more than any other element
I am often used for detecting something in archaeology department
A ligand that shows variable denticity
I am a greater absorber of gamma rays
I won't react but products are formed easily
I have the potential to increase the dopamine levels in the body

20 Clues: I am the king of cuisines • I have a positive attitude • we are too lazy to interact • I am a greater absorber of gamma rays • A ligand that shows variable denticity • You can't break our friendship that easily • colourless acid containing 3 nitrogen atoms • I won't react but products are formed easily • I make up the heart of the place you live in • ...

Chemistry crossword 2021-07-12

Across

Fatty foods become rancid due to the process of __
what type of reaction is represented by digestion in our body
Oxide of which element is used as major ingredient in cement
aqueous solution of sodium chloride is known as?
Equation which doesn't follow the law of conservation of mass
When Carbon Dioxide passes through lime water it turns lime water?
plaster of paris changes to ___ on mixing with wate
hydrogen gas burns with __ sound
___agent reduces the other reactant and oxidizes itself
oxidation of fats and oils which makes the smell and taste bad is known as?
__ gas is filled in packet of chips to prevent rancidity

Down

Gas evolved when zinc reacts with dilute HCL
What does the symbol (aq) represent in a chemical equation
On heating calcium carbonate turns into calcium __
we should never change __ of formula
white silver chloride changes into ___colour when exposed to sunlight
change in state is ___ reaction
Respiration is example of _ reaction?
PH stands for ___in German meaning power
indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution
brown flake substance acquires on the surface of iron after long exposure to moisture is ?
___Displacement reaction is a chemical reaction in which a more reactive element displaces a less reactive element from its compound

22 Clues: change in state is ___ reaction • hydrogen gas burns with __ sound • we should never change __ of formula • Respiration is example of _ reaction? • PH stands for ___in German meaning power • Gas evolved when zinc reacts with dilute HCL • aqueous solution of sodium chloride is known as? • Fatty foods become rancid due to the process of __ • ...

Chemistry crossword 2021-07-12

Across

brown flake substance acquires on the surface of iron after long exposure to moisture is ?
When Carbon Dioxide passes through lime water it turns lime water?
Fatty foods become rancid due to the process of __
__ gas is filled in packet of chips to prevent rancidity
change in state is ___ reaction
___agent reduces the other reactant and oxidizes itself
we should never change __ of formula
aqueous solution of sodium chloride is known as?
oxidation of fats and oils which makes the smell and taste bad is known as?
plaster of paris changes to ___ on mixing with wate

Down

Equation which doesn't follow the law of conservation of mass
PH stands for ___in German meaning power
___Displacement reaction is a chemical reaction in which a more reactive element displaces a less reactive element from its compound
On heating calcium carbonate turns into calcium __
Respiration is example of _ reaction?
Gas evolved when zinc reacts with dilute HCL
Oxide of which element is used as major ingredient in cement
white silver chloride changes into ___colour when exposed to sunlight
hydrogen gas burns with __ sound
What does the symbol (aq) represent in a chemical equation

20 Clues: change in state is ___ reaction • hydrogen gas burns with __ sound • we should never change __ of formula • Respiration is example of _ reaction? • PH stands for ___in German meaning power • Gas evolved when zinc reacts with dilute HCL • aqueous solution of sodium chloride is known as? • Fatty foods become rancid due to the process of __ • ...

Chemistry Bonus 2024-05-01

Across

blood is considered a...
James Chadwick discovered
positive ion is a...
the amount of space an object consumes
elements that are good conductors
last column of the periodic table
same atomic number, different mass number
elements that gain electrons to become an anion
the act of removing a solid using a filter
negation ion is a...

Down

also known as a man-made element
paint is considered a...
discovered the electron
to describe a shiny object
An Alakli metal is a...
cation and anion energy released
when the energy state of an atom is low
sugar in water
when atoms share electrons
results in a cation and anion

20 Clues: sugar in water • positive ion is a... • negation ion is a... • discovered the electron • An Alakli metal is a... • paint is considered a... • blood is considered a... • James Chadwick discovered • to describe a shiny object • when atoms share electrons • results in a cation and anion • also known as a man-made element • cation and anion energy released • ...

Chemistry Bonus 2024-05-02

Across

Chadwick discovered the _____
Atoms are _____ in chemical reactions
A mixture that is not uniform
An element that has a mass of 16.00 g/mol
A substance that dissolves into another substance
The sharing of electrons
How close a measured value is to an accepted value
Atoms of the same element with different numbers of neutrons
He discovered the electron

Down

The transition of a substance directly from solid to gas
A procedure in which the concentration of a solution is determined by comparing it to a solution of known concentration
Who discovered the nucleus of an atom
Atoms are______
How close a series of measurements are to each other
Two protons and two neutrons called an alpha particle
An acid that donates more than one proton per molecule
The concave or convex surface of a liquid
The mass of an atom given in amu
The transfer of electrons
The change in heat of the products from the reactants

20 Clues: Atoms are______ • The sharing of electrons • The transfer of electrons • He discovered the electron • Chadwick discovered the _____ • A mixture that is not uniform • The mass of an atom given in amu • Who discovered the nucleus of an atom • Atoms are _____ in chemical reactions • The concave or convex surface of a liquid • An element that has a mass of 16.00 g/mol • ...

Chemistry Vocabulary 2024-05-03

Across

a substance that cannot be broken down into simpler substances by chemical means
mixture a mixture in which substance are not distributed evenly; example: a salad, pepperoni pizza, dirt
two or more atoms held together by bonds
particles found inside the nucleus with a positive charge
measure of the amount of matter in a substance
a characteristic of a substance that cannot be observed without changing the identity of the substance
any substance, usually liquid, which is capable of dissolving one or several substances, thus creating a solution
matter made up of two or more substances that are no joined chemically
horizontal row on the Periodic Table
a characteristic of substance that can be observed directly (what you can see, what you can feel, what you smell) or can be measured with a tool without changing the identity of the substance
particles found inside the nucleus of every atom

Down

particles with a negative electricity found within all atoms
a mixture in which substances are evenly distributed; example: a solution, milk, sugar water
vertical column on the Periodic Table; elements in the column share similar properties; also known as a Family
a constant term related to the properties of a product
a pure substance that forms when two or more elements join chemically in a fixed proportion
number the number of protons in the nucleus of an atom; found in top of element box
the basic unit of a chemical element
a character, usually a letter or number, that's printed slightly below and to the side of another character.
the ability of a substance to be hammered or beaten into thin sheets

20 Clues: the basic unit of a chemical element • horizontal row on the Periodic Table • two or more atoms held together by bonds • measure of the amount of matter in a substance • particles found inside the nucleus of every atom • a constant term related to the properties of a product • particles found inside the nucleus with a positive charge • ...

Chemistry Review 2024-05-30

Across

Two Monosaccharides bond and form this.
A pH >7.
A pH <7.
Two atoms share electrons to bond together.
Enzyme attaches to this during a Chemical Rxn.
Building block for life. It contains two strands of nucleotides.
One of the products of Cellular Respiration.
Protein that carries CO2.
An atom that has lost or gained an electron.
Special proteins that destroy infectious infiltrators.

Down

Simple Sugars that are sub-units of Carbohydrates.
Energy needed to activate a Chemical Rxn.
Two atoms of separate polar(+,-) charges bond together.
Multiple Monosaccharides are chained to form this.
Speeds up a reaction.
Protein that carries Oxygen.
A scale of a substance's hydrogen ion concentration.
A nucleic acid strand that sends messages to create proteins.
All of the chemical reactions in the body.
Building block of protein.

20 Clues: A pH >7. • A pH <7. • Speeds up a reaction. • Protein that carries CO2. • Building block of protein. • Protein that carries Oxygen. • Two Monosaccharides bond and form this. • Energy needed to activate a Chemical Rxn. • All of the chemical reactions in the body. • Two atoms share electrons to bond together. • One of the products of Cellular Respiration. • ...

Chemistry vocab 2023-10-02

Across

change a change of one substance into another substance
a substance that is present at the beginning of a chemical reaction, takes part in the reaction, and is changed into a new substance
a group of atoms that are held together by covalent bonds so that they move together
a substance that is evenly spread throughout. Particles not distinguishable.
a horizontal row in the periodic table of the elements that have varying properties
an atom of one element that has a different number of neutrons than another atom of the same element
a neutral part, located in an atoms nucleus
an atom of group of atoms that has a positive or negative electric charge, forms by gaining or losing electrons
a solid substance, that forms as a result of a chemical reaction between chemicals in two liquids
a vertical column in the periodic table of the elements that have similar properties
a substance that increases the rate of a chemical reaction, but is not consumed by the reaction
the number written slightly below into the rate of a chemical symbol that shows how many atoms of an element are in a compound

Down

a combination of two or more substances that do not combine chemically, but remain the same individual substances
a substance made up of two or more different types of atoms bonded together
a substance that cannot be broken down into a simpler substances by ordinary chemical changes
a negatively charged particle located outside of an atoms nucleus about 2000 times smaller than either a proton or neutron
of positively charged particle, located in an atoms nucleus
a substance that is not uniform throughout
the number before a chemical formula indicating how many molecules are involved in a chemical reaction
change a usually reversible change in the physical properties of a substance, as size and shape
number the total number of protons in an atoms nucleus
a substance formed by a chemical reaction, made by the rearrangement of atoms in bonds and reactants
mass number the total number of protons and neutrons in an atoms nucleus

23 Clues: a substance that is not uniform throughout • a neutral part, located in an atoms nucleus • number the total number of protons in an atoms nucleus • change a change of one substance into another substance • of positively charged particle, located in an atoms nucleus • mass number the total number of protons and neutrons in an atoms nucleus • ...

chemistry crossword 2023-09-11

Across

a liquid will change to a gas
arrangement of all chemical elements each element represent one atom of the given element
uses a filter to separate solids from liquids
have no charge located in the nucleus
negative charge located in the electron cloud
the sum of the number of protons and neutrons
atoms that have a small amount of space between them
positive charge located in the nucleus
two or more elements chemically combined
a combination of 2 or more pure substances
atoms that have a large amount of between them

Down

mixture is different throughout
equal to the number of protons in the nucleus
something that you can see or measure without changing the substance
technique of heating a liquid to create a vapor
a measure of mass per unit of volume
is the separation of a mixture by passing it into solution
has the same composition throughout
sample of matter with both definite and composition and distinct chemical properties
atoms that are close to each other

20 Clues: a liquid will change to a gas • mixture is different throughout • atoms that are close to each other • has the same composition throughout • a measure of mass per unit of volume • have no charge located in the nucleus • positive charge located in the nucleus • two or more elements chemically combined • a combination of 2 or more pure substances • ...

Chemistry revision 2023-09-11

Across

A piece of equipment used to separate 3 or more liquids
simplest ratio of atoms in a compound
Pink to colourless
Unwanted substance after filtration
iron oxide is removed when reacted with this
insoluble solid forms when two soluble solutions are mixed
Type of force between ions
colour of copper sulphate crystals
Rate of forward and backward reaction is the same
ions that do not change in a reaction
HNO3
pH range 8 - 14 and dissolves in water
Change of state

Down

Patterns in the periodic table
Positively charged electrode
Type of force between molecules
Unique information in chromatography
Solid to gas
This reactant has been used up
Single layer of graphite
Lightest subatomic particle
Clean drinking water
Number of protons and electrons in an atom
heat is released from a reaction
Iron replaces copper
6.02 x 10^23
Type of diagram to show covalent bonding
Neutron numbers vary
Substance added to aluminium oxide during electrolysis
Type of structure for ionic substances

30 Clues: HNO3 • Solid to gas • 6.02 x 10^23 • Change of state • Pink to colourless • Clean drinking water • Iron replaces copper • Neutron numbers vary • Single layer of graphite • Type of force between ions • Lightest subatomic particle • Positively charged electrode • Patterns in the periodic table • This reactant has been used up • Type of force between molecules • heat is released from a reaction • ...

Clinical Chemistry 2023-09-19

Across

Is the preferred specimen for some tests, such as newborn screening tests.
Refers to the control values that are far from the main set of values.
The primary product of hepatic metabolism of cocaine is _____________.
Hormone that promotes glycolysis, glycogenesis, and lipogenesis
Trace element found in thyroid hormones
Elevated urea in the blood
Creatine kinase is under what enzyme category?
This is the most widely used quality control chart in the clinical laboratory
It is a sample of known quantity with several analytes present
Most abundant hormone of the anterior pituitary gland

Down

Part of the spectrophotometer that isolates the specific wavelength of interest
Device used to calibrate the speed of the centrifuge
Reference method for lipase determination
An algorithm in which the most recent result of a patient is compared with the previously determined value.
Other name for prealbumin
Predominant estrogen in menopausal women
What anticoagulant is used for cardiopulmonary bypass?
This type of error which can be observed on a Levey-Jennings chart is formed control values that distribute themselves on one side or either side of the mean for six consecutive days
Dissociating agent used in the Evelyn-Malloy method for bilirubin
This condition shows a beta-gamma bridging effect in the serum protein electrophoretic pattern

20 Clues: Other name for prealbumin • Elevated urea in the blood • Trace element found in thyroid hormones • Predominant estrogen in menopausal women • Reference method for lipase determination • Creatine kinase is under what enzyme category? • Device used to calibrate the speed of the centrifuge • Most abundant hormone of the anterior pituitary gland • ...

Chemistry Review 2023-09-14

Across

neutrally charged subatomic particles
the number on the PT without decimals, represents the number of protons and atom has
the group number of the family, "noble gases"
the name for many connected monomers
an atom of an element with an altered number of neutrons
positively charged subatomic particles
an element that is brittle, non-conductive, and dull
the group number of the family, "halogens"
the number on the PT with decimals that is protons and neutrons added together
the smallest component of matter

Down

electrons that can be found on the outer most ring of an atom's electron cloud
an atom of an element with an altered number of electrons
the group number of the family, "alkali metals"
an element that is brittle, semi-conductive, and lustrous
a column on the periodic table
a row on the periodic table
the group number of the family, "alkaline earth metals"
the core of atoms where all the mass can be found
an element that is malleable, conductive, and lustrous
negatively charged subatomic particles

20 Clues: a row on the periodic table • a column on the periodic table • the smallest component of matter • the name for many connected monomers • neutrally charged subatomic particles • positively charged subatomic particles • negatively charged subatomic particles • the group number of the family, "halogens" • the group number of the family, "noble gases" • ...

Clinical Chemistry 2023-08-09

Across

Brian’s favorite sports team
Analyzer used to rapidly run blood gases
How close a measurement is to the “true value”
If a result is out of range for the analyzer, you may need to perform a _____________or program the analyzer to do one
Special patient preparation done before collecting certain chemistry tests
Using the wrong ________________when collecting a specimen can lead to inaccurate results
If you notice a blood sample for chemistry testing is hemolyzed, it needs to be ______________
Testing run every day to ensure that testing is working properly
Term used to describe a very cloudy sample caused by high triglycerides
How “reproducible” a measurement is, ie how close repeat tests are to one another
Aside from blood, we can also run this type of specimen on the ABL analyzer
When transporting a specimen, the time to delivery and________________of the sample can affect patient results
Testing that can be done to detect/identify abnormalities is serum proteins

Down

Used to measure the variation between data values
A formula that describes the relationship between concentration and absorbed light
Troponins need to be run off of a _____________sample
Another word for the “average” of a set of data
Term used to describe a specimen that is yellow/orange due to hemoglobin breakdown
Process that uses known concentrations of analyte to make sure the analyzer is measuring accurately
A group of tests all ran and reported out together
Blood, body fluids and __________are all types of specimens we can run on the architect
A machine used to separate plasma and serum from whole blood
Hepatitis testing needs to be run off of a ___________sample
lead testing is run from a ________tube
When evaluating QC values, we look for the values to be within ______standard deviations

25 Clues: Brian’s favorite sports team • lead testing is run from a ________tube • Analyzer used to rapidly run blood gases • How close a measurement is to the “true value” • Another word for the “average” of a set of data • Used to measure the variation between data values • A group of tests all ran and reported out together • ...

Chemistry- Atoms 2023-08-01

Across

When an atom bonds with other atoms, either the same type (O2) or a different type (H2O), it’s called a …..
… ..Number written at top - bigger / number of protons and neutrons
Row with atomic number increasing row number. Is equal to the number Electron shells in an element
used to separate an insoluble solid from a liquid. E.g.separating sand from a mixture of sand and water,
………. Distillation is used to separate the different liquids from a mixture of liquids. It works because the different liquids have different boiling points.
Type of bond between metal + non-metals, electrons in outer shell lost from metal atoms, gained by non-metal atoms
Positive charged fired through this in experiment disproving plum pudding model
created when atoms of two different elements combine. Eg H2O - different but NOT O2 same
Discovered electrons have shells
have the same number of protons, but different numbers of neutrons/ have same atomic number and different mass numbers
contains atoms with the same atomic number.
smallest building block of life has nucleus electrons etc
Column with elements with similar properties

Down

Discovered the electron / plum pudfing model / ie atoms as spheres of positive charge with electrons dotted around in it like raisins
worked out atoms have planetary model with nucleus and orbiting electrons
Type of Bond between non-metal + non-metalPairs of electrons in outer shells shared
contains two or more different substances that are not chemically joined together. Eg smoothie
used to get solid crystals from a solution. When the solution is warmed, the solvent evaporates leaving crystals behind. Eg getting salt from a salt solution
…. Of mass - no mass is lost on gained in a chemical reaction
used to separate a solvent from a solution. Eg for getting water from sea water
….. number written at bottom - smaller / equal to no. Of electrons / also equal to no. Of protons
Did gold foil experiment to disprove plum pudding model
Substances Containing only one type element or compound
Impure substances have boiling and melting points outside those of pure substances
Negatively charged particle in an atom

25 Clues: Discovered electrons have shells • Negatively charged particle in an atom • contains atoms with the same atomic number. • Column with elements with similar properties • Did gold foil experiment to disprove plum pudding model • Substances Containing only one type element or compound • smallest building block of life has nucleus electrons etc • ...

Chemistry Crossword 2023-11-13

Across

Helps you breathe
You use this to move
Makes up your nerves
The powerhouse of the cell - converts
Any of the distinct types of material of which animals or plants are made
Helps you get rid of waste
Makes up your blood
A minute particle consisting of RNA and associated proteins found in large numbers in the cytoplasm of living cells
Living things that contain only one cell
The rest of the cell
What plants are made of
Your bones system
A set of things working together as parts of a mechanism
A microscopic membrane of lipids and proteins which forms the external boundary of the cytoplasm of a cell or encloses a vacuole
Helps your blood around your body

Down

Living things that contain more than one cell
Makes up your muscles
What fungi are made of
Helps you get the nutrients from the food you eat
What animals are made of
Special cells
Stores the waste and nutrients
The brain of the cell
The study of living things
A network of membranous tubules within the cytoplasm of a eukaryotic cell the smallest, basic unit of life that is responsible for all of life's processes
The boundary between the cell inside and outside
Tools that zooooooooom in on stuff
Where photosynthesis occurs
The things that make up living things
You use this to feel

30 Clues: Special cells • Helps you breathe • Your bones system • Makes up your blood • You use this to move • Makes up your nerves • The rest of the cell • You use this to feel • Makes up your muscles • The brain of the cell • What fungi are made of • What plants are made of • What animals are made of • Helps you get rid of waste • The study of living things • Where photosynthesis occurs • ...

Chemistry Crossword 2023-11-13

Across

Helps you breathe
You use this to move
Makes up your nerves
The powerhouse of the cell - converts
Any of the distinct types of material of which animals or plants are made
Helps you get rid of waste
Makes up your blood
A minute particle consisting of RNA and associated proteins found in large numbers in the cytoplasm of living cells
Living things that contain only one cell
The rest of the cell
What plants are made of
Your bones system
A set of things working together as parts of a mechanism
A microscopic membrane of lipids and proteins which forms the external boundary of the cytoplasm of a cell or encloses a vacuole
Helps your blood around your body

Down

Living things that contain more than one cell
Makes up your muscles
What fungi are made of
Helps you get the nutrients from the food you eat
What animals are made of
Special cells
Stores the waste and nutrients
The brain of the cell
The study of living things
A network of membranous tubules within the cytoplasm of a eukaryotic cell the smallest, basic unit of life that is responsible for all of life's processes
The boundary between the cell inside and outside
Tools that zooooooooom in on stuff
Where photosynthesis occurs
The things that make up living things
You use this to feel

Chemistry Vocab 2023-11-28

Across

Matter that does not have a definite shape but definite volume
any part of sample with uniform composition and properties
the simplest form of matter that has a unique set of properties
A property that depends on the type of matter in a sample
a one or two letter representation of a element
mass can neither be created or destroyed
a substance present at the start of a reaction
Gaseous state of a substance of a liquid
A substance that contains two or more elements
A measure of the amount of matter an object contains
change A change during which some properties of a material change
a process that separates a solid from a liquid

Down

a solid that forms out of a liquid
matter that has a uniform and definite composition
matter with a indefinite shape and volume
Change A change that produces matter with a different composition
a quality or condition of a substance that can be observed or measured without changing the composition
a mixture that is not uniform
property A property that depends on the amount of matter in a sample
a homogeneous mixture that consists of solutes
a process used to separate dissolved solids from a liquid
a mixture that is uniform in composition
A measure of the space occupied by a sample of matter
a substance produced in a chemical reaction
a form of matter that has a definite shape and volume

25 Clues: a mixture that is not uniform • a solid that forms out of a liquid • a mixture that is uniform in composition • mass can neither be created or destroyed • Gaseous state of a substance of a liquid • matter with a indefinite shape and volume • a substance produced in a chemical reaction • a homogeneous mixture that consists of solutes • ...

Chemistry Crossword 2023-11-27

Across

unit of volume in the metric system, equal to one cubic decimetre
a measure of the amount of matter in an object
homogenous mixture of two or more substances in relative amounts that can be varied
way of describing and predicting the molecular structure within the constraints of three-dimensional (3-D) space
the measure of hotness or coldness expressed in terms of any of several scales, including Fahrenheit and Celsius
a solid, dust-like sediment that water, ice, and wind transport and deposit
the capacity to supply heat or do work
the measurement of how tightly a material is packed together
chemically and physically uniform or homogeneous quantity of matter that can be separated

Down

SI unit of work or energy
the interaction of rock with mineral solutions (chemicals) to change the composition of rocks
crystalline solids formed from atoms chemically bonded into an orderly structure
an ion with negative charge
how much space an object or substance takes up
a measure of the heaviness of an object
an instrument for measuring and sometimes recording the time or amount of something
substance that is formed as the result of a chemical reaction
ions that are positively charged
a naturally occurring chemical compound, usually of crystalline form and abiogenic in origin
the process where rocks are broken down by natural forces such as wind or water

20 Clues: SI unit of work or energy • an ion with negative charge • ions that are positively charged • the capacity to supply heat or do work • a measure of the heaviness of an object • a measure of the amount of matter in an object • how much space an object or substance takes up • the measurement of how tightly a material is packed together • ...

Chemistry Vocab 2024-05-10

Across

a crack in the earth's crust
basin the area drained by a river and its tributaries
springs etc
The amount of space something occupies
The tendency of water molecules to stick to each other
the area where a freshwater stream or river merges with
microscopic life form; microorganism; germ
rock layers
into a body to produce immunity to the virus
of water; bottom-dwellers
column
Measure of the amount of matter in a substance
row on periodic table
free-swimming animals that can move throughout the

Down

Kingdom composed of heterotrophs; many obtain energy
the area of land that is drained by a water system
no longer in existence
substance prepared from killed or weaken viruses and
underground bed or layer yielding ground water for wells
Tiny algae and animals that float in water and are carried
waves and currents
organisms that live on the bottom of the ocean or other
the tendency of water to stick to other substances
plant, or fungus
yield the total quantity of crop that the land produces
water that fills the cracks and spaces in underground soil
A eukaryotic organism that cannot be classified as an
nutrients from dead organic matter

28 Clues: column • springs etc • rock layers • plant, or fungus • waves and currents • row on periodic table • no longer in existence • of water; bottom-dwellers • a crack in the earth's crust • nutrients from dead organic matter • The amount of space something occupies • microscopic life form; microorganism; germ • into a body to produce immunity to the virus • ...

Chemistry Vocab 2024-05-10

Across

a crack in the earth's crust
basin the area drained by a river and its tributaries
springs etc
The amount of space something occupies
The tendency of water molecules to stick to each other
the area where a freshwater stream or river merges with
microscopic life form; microorganism; germ
rock layers
into a body to produce immunity to the virus
of water; bottom-dwellers
column
Measure of the amount of matter in a substance
row on periodic table
free-swimming animals that can move throughout the

Down

Kingdom composed of heterotrophs; many obtain energy
the area of land that is drained by a water system
no longer in existence
substance prepared from killed or weaken viruses and
underground bed or layer yielding ground water for wells
Tiny algae and animals that float in water and are carried
waves and currents
organisms that live on the bottom of the ocean or other
the tendency of water to stick to other substances
plant, or fungus
yield the total quantity of crop that the land produces
water that fills the cracks and spaces in underground soil
A eukaryotic organism that cannot be classified as an
nutrients from dead organic matter

Chemistry Vocabular 2024-05-10

Across

spots on the ocean floor where hot gases and minerals escape from earth's interior into the water
free-swimming animals that can move throughout the water column
the area drained by a river and its tributaries
Tiny algae and animals that float in water and are carried by waves and currents
water that fills the cracks and spaces in underground soil and rock layers
the area of the ocean beyond the edge of the continental shelf. Most diverse organisms live near the surface.
the movement of deep, cold, and nutrient-rich water to the surface
The tightness across the surface of water that is caused by the polar molecules pulling on one another
small river or stream that flows into a large river or stream; a branch of the river
The amount of energy required to raise the temperature of 1 gram of a substance by 1 degree celcius...amount of heat required to increase the temperature of water
organisms that live on the bottom of the ocean or other body of water; bottom-dwellers

Down

The tendency of water molecules to stick to each other.
term that describes an organism that lives on land
the area where a freshwater stream or river merges with the ocean. Often a nursery for young.
the tendency of water to stick to other substances
The quality of water that makes it able to dissolve more substances than any other solvent can
A device that determines the distance of an object under water by recording echoes of sound waves
underground bed or layer yielding ground water for wells and springs etc
the amount of matter in a given space; mass per unit volume
an underwater vehicle built of strong materials to resist pressure at depth
the area of land that is drained by a water system

21 Clues: the area drained by a river and its tributaries • term that describes an organism that lives on land • the tendency of water to stick to other substances • the area of land that is drained by a water system • The tendency of water molecules to stick to each other. • the amount of matter in a given space; mass per unit volume • ...

Chemistry Definitions 2024-05-16

Across

Different energy levels where electrons orbit the nucleus
Describes the electron moving around each shell;2,8,8,2
Smallest part of matter, contains protons neutrons and electrons
Theory that all matter is made up of matter
The centre of an atom-contains protons and neutrons
A substance that contains 2 or more types of atoms
An atom or group of atoms that carries a positive or negative electric charge as a result of having lost or gained one
A model of an atom made by Niels bohr

Down

Negatively charged particles found orbiting the nucleus of an atom
A substance that contains only 1 type of atom
The area around the nucleus where the electrons travel
Positively charged particles in the nucleus of an atom
Total number of protons in an atom; defines which atom it is
Vertical column on the periodic table
Horizontal row on the periodic table
A table that lists all the elements in order of their atomic number
Parts that make up an atom
The mass of an atom; equals the number of protons plus the number of neutrons
Negatively charged ions.
Neutral particles in the nucleus of an atom
Atoms that have the same number of protons and electrons but different numbers of neutrons
Positively charged ions.

22 Clues: Negatively charged ions. • Positively charged ions. • Parts that make up an atom • Horizontal row on the periodic table • Vertical column on the periodic table • A model of an atom made by Niels bohr • Neutral particles in the nucleus of an atom • Theory that all matter is made up of matter • A substance that contains only 1 type of atom • ...

chemistry bonus 2024-04-29

Across

mass of an atom
acts a catalyst
releases heat
an atoms give up electrons for another atom
an element between metals and nonmetals
nonmetallic element
positive charged ion
subtances in a chemical reaction
chemical element with atomic number 5
energy stored in bonds

Down

the unit of work or energy
solid to the gaseous state
absorbs heat
chemical element,lacks material of metal
chemical element number 7
volume at a constant temperature
the mass of the substance
molecules settle out of solution
positive electric charge
negative electric charge

20 Clues: absorbs heat • releases heat • mass of an atom • acts a catalyst • nonmetallic element • positive charged ion • energy stored in bonds • positive electric charge • negative electric charge • chemical element number 7 • the mass of the substance • the unit of work or energy • solid to the gaseous state • volume at a constant temperature • molecules settle out of solution • ...

chemistry bonus 2024-05-08

Across

substances that cannot dissolve to form a solution
substances that can be dissolved
microscopic particles that are dispersed evenly in another substance.
a characteristic that can be observed or measured without changing the sample's composition
a solid produced during a chemical reaction
a mixture that is not uniform
a mixture containing particles that settle out if left undisturbed
the raising of the boiling point due to the addition of a solute

Down

the ability of a substance to combine with or change into one or more other substances
a colloid between 2 liquids that are immiscible
a combination of 2 or more pure substances in which
the lowering of the freezing point due to the addition of a solute
when solutions of two aqueous compounds are combined
the pressure exerted in a closed container by liquid particles that have escaped the liquid's surface and entered the gaseous state.
if more energy is released when particles attract each other, what is the rnx?
substance that does the dissolving
what holds the immiscible liquids together in a colloid
a change in matter in which new materials with new chemical and physical properties are formed
substance that is dissolved
when 2 liquids do not mix

20 Clues: when 2 liquids do not mix • substance that is dissolved • a mixture that is not uniform • substances that can be dissolved • substance that does the dissolving • a solid produced during a chemical reaction • a colloid between 2 liquids that are immiscible • substances that cannot dissolve to form a solution • a combination of 2 or more pure substances in which • ...

Chemistry Crosswords 2024-05-08

Across

A solid formed from a liquid
A mixture where there is no visible separation between the substances in the mixture
A property that determines how a substance will react with another substance
The smallest thing anything can be made of
A substance made of one type of substance
The second group of elements
Physically separating solids from liquids by passing one through a media trapping the other
An observable property of matter

Down

A mixture where there is a visible separation between what is in the mixture
The middle of the periodic table with relatively low reactivity
The last group on the periodic table that aren't reactive at all
A pure substance that has no molecular bonds
The outermost layer of electrons
The ability to transfer heat or electricity
The amount of space an object takes
When oxygen bonds with another atom
A horizontal row on the periodic table
A homogeneous mixture between a solvent and a solute
A combination of two different substances
Two or more elements that are chemically bonded to each other

20 Clues: A solid formed from a liquid • The second group of elements • The outermost layer of electrons • An observable property of matter • The amount of space an object takes • When oxygen bonds with another atom • A horizontal row on the periodic table • A substance made of one type of substance • A combination of two different substances • ...

Chemistry Crossword 2024-05-08

Across

The small number under the element;shows the number of that atom there
A column in the periodic table
A substance that is made up of only one kind of particle
A homogenous mixture of 2+ substances
You cannot see the different ingredients within
The number of protons in an atom's nucleus
Something imitating a natural substance; manmade
Something that can produce salts in chemical reactions and tastes sour
Something that dissolves other substances
The process of getting a certain substance from a liquid by evaporation or condensation
A row in the periodic table
what is being dissolved in another substance
Something chemically inactive, it wont react
How well something can be stretched and flexed

Down

The number in front of chemical formula that multiplies the subscript
You can see the different ingredients within
The ability of something to conduct electricity
Something that can neutralize acid
The process or action of filtering something
The process of reacting with oxygen

20 Clues: A row in the periodic table • A column in the periodic table • Something that can neutralize acid • The process of reacting with oxygen • A homogenous mixture of 2+ substances • Something that dissolves other substances • The number of protons in an atom's nucleus • You can see the different ingredients within • The process or action of filtering something • ...

Chemistry Vocab 2024-05-09

Across

The tightness across the surface of water that is caused by the polar molecules pulling on one another.
The tendency of water molecules to stick to each other.
the tendency of water to stick to other substances.
A device that determines the distance of an object under water by recording echoes of sound waves.
The amount of energy required to raise the temperature of 1 gram of a substance by 1 degree celcius also the amount of heat required to increase the temperature of water.
the amount of matter in a given space; mass per unit volume.
An underwater vehicle built of strong materials to resist pressure at depth.
The area of land that is drained by a water system.
Spots on the ocean floor where hot gases and minerals escape from earth's interior into the water.
The area of the ocean beyond the edge of the continental shelf. Most diverse organisms live near the surface.

Down

The movement of deep, cold, and nutrient-rich water to the surface.
The area drained by a river and its tributaries.
Small river or stream that flows into a large river or stream; a branch of the river.
Water that fills the cracks and spaces in underground soil and rock layers.
The quality of water that makes it able to dissolve more substances than any other solvent can.
Underground bed or layer yielding ground water for wells and springs etc.
Tiny algae and animals that float in water and are carried by waves and currents.
Organisms that live on the bottom of the ocean or other body of water; bottom-dwellers.
The area where a freshwater stream or river merges with the ocean. Often a nursery for young.
Free-swimming animals that can move throughout the water column.

20 Clues: The area drained by a river and its tributaries. • the tendency of water to stick to other substances. • The area of land that is drained by a water system. • The tendency of water molecules to stick to each other. • the amount of matter in a given space; mass per unit volume. • Free-swimming animals that can move throughout the water column. • ...

Howard Chemistry 2024-05-07

Across

A connection between two atoms.
If there are equal numbers of atoms in the reactants and products, a chemical equation is ________.
This film depicts the stories of barrier-breaking engineers at NASA during the "Space Race".
Mr. Howard's birthday is in this month (correct answer should be written in Spanish).
These are located on the outermost orbital.
In this type of bond, atoms are completely transferred.
This type of model of an atoms and includes ALL of the orbitals and electrons.
How many protons does silver have?
This many atoms are in carbon dioxide.

Down

The turtle watches and is this.
If NOT all of the dipoles cancel out in a molecule, it is _______ (and not the bear).
This element weighs 27 amu, don't let this clue foil you.
This type of reaction is the opposite of a combination reaction.
This is an arrow that points toward the most electronegative atom in a bond.
This type of change might result in an unexpected color change.
Welcome to this.
This event started the universe.
How many of Mr. Howard's closest friends compete in the annual Day of Champions?
This many atoms are in 2H2O(O2C3)2.
The central part of the atom.
The chair is dead, long live _____ ______.
The final stage of the biggest stars in the universe.
The element with the biggest atomic radius.
The number of titles Mr. Howard has won.
This musical artist just won in a feud with another rapper.

25 Clues: Welcome to this. • The central part of the atom. • The turtle watches and is this. • A connection between two atoms. • This event started the universe. • How many protons does silver have? • This many atoms are in 2H2O(O2C3)2. • This many atoms are in carbon dioxide. • The number of titles Mr. Howard has won. • The chair is dead, long live _____ ______. • ...

Chemistry Crossword 2024-05-07

Across

Substance that accepts protons
State of matter with fixed volume but no fixed shape
Pungent-smelling compound used in cleaning products
Lightest and most abundant element
Metal used in batteries and construction
Simplest alkane and main component of natural gas
Disinfectant and bleaching agent
Metal with high electrical conductivity
Basic solution with a pH greater than 7
Inert gas used in balloons
Common seasoning

Down

Metalloid used in electronics
Inert gas abundant in Earth's atmosphere
Biological catalyst
Negatively charged subatomic particle
Simplest ketone used as a solvent
Basic unit of matter
Type of bond involving shared electrons
pH value of pure water
State of matter with fixed volume and shape

20 Clues: Common seasoning • Biological catalyst • Basic unit of matter • pH value of pure water • Inert gas used in balloons • Metalloid used in electronics • Substance that accepts protons • Disinfectant and bleaching agent • Simplest ketone used as a solvent • Lightest and most abundant element • Negatively charged subatomic particle • Type of bond involving shared electrons • ...

Chemistry Vocabulary 2024-05-08

Across

The building blocks of our universe
Used to determind were on the PH scale the acid/base is
The molecules of each substance break apart and form new molecules
Changes that impact the physical asspect of the object, yet it remains the same
The force between molecules that atrract and hold them together
Different combinations of atoms
Soulution, all taste sour, feel slippery , contans OH- ions
The name of the mixture
Study of matter
The substance that does the dissolving
All substances made up of particals

Down

A prosses by which scientist conduct experiments
All mater made of atoms
Atoms or molecules that have more/less elcetrons comparded to protons
The substances mix but don´t do anything eles
Soulution, all taste bitter, corrosive to metal, contains H+ ions
Changes that occour when two substances come together and a chemical reaction takes place
One substance sinks or floats on the other
Change to a neurtual substance
Shows how strong acids/bases are
The substance that dissolves

21 Clues: Study of matter • All mater made of atoms • The name of the mixture • The substance that dissolves • Change to a neurtual substance • Different combinations of atoms • Shows how strong acids/bases are • The building blocks of our universe • All substances made up of particals • The substance that does the dissolving • One substance sinks or floats on the other • ...

chemistry vocabulary 2024-05-13

Across

A device that determines the distance of an object under water
the area where a freshwater stream or river merges with the ocean.
The tendency of water
at depth
free-swimming animals that can move throughout water
vents spots on the ocean floor where hot gases and minerals escape from earth
Basin the area drained by a river
an underwater vehicle built of strong materials to resist

Down

the movement of deep, cold, and nutrient-rich water
underground bed or layer yielding ground water
Heat The amount of energy required to raise the temperature
Ocean Zone the area of the ocean beyond the edge
small river or stream that flows into a large river or stream
the amount of matter in a given space
water that fills the cracks and spaces in rock layers
the tendency of water to stick to other substances
Tension the tightness across the surface of water
Tiny algae and animals that float in water
Solvent the quality of water that makes it able to dissolves
organisms that live on the bottom of the ocean
the area of land that is drained by a water system

21 Clues: at depth • The tendency of water • Basin the area drained by a river • the amount of matter in a given space • Tiny algae and animals that float in water • underground bed or layer yielding ground water • organisms that live on the bottom of the ocean • Ocean Zone the area of the ocean beyond the edge • Tension the tightness across the surface of water • ...

Chemistry Revision 2024-07-19

Across

- Center of an atom containing protons and neutrons (7)
- Elements typically found on the left side of the periodic table (6)
- Positively charged particles in an atom's nucleus (7)
- Essential for respiration, atomic number 8 (6)
- Halogen, used in disinfectants, atomic number 17 (8)
- Basic units of matter (5)
- Vertical groups in the periodic table (7)
- Scientist who created the first periodic table (9)
- Noble gas with atomic number 2 (6)
- Negatively charged particle found in shells around the nucleus (8)
- Basis for organic life, atomic number 6 (6)
- Alkali metal, atomic number 11 (6)
- Energy levels where electrons are found (14)
- Lightest element, atomic number 1 (8)

Down

- Another term for a vertical column in the periodic table (5)
- Pure substances consisting of only one type of atom (8)
- Atoms of the same element with different numbers of neutrons (8)
- Chart organizing all known elements by atomic number (12)
- Transition metal, atomic number 26 (4)
- Number of protons in an atom (12)
- Alkaline earth metal, important for bones, atomic number 20 (7)
- Neutral particles found in the nucleus of an atom (8)
- Scientist who proposed the model of the atom with electrons in shells (4)
- Noble gas, atomic number 10 (4)
- Horizontal lines in the periodic table (4)

25 Clues: - Basic units of matter (5) • - Noble gas, atomic number 10 (4) • - Number of protons in an atom (12) • - Noble gas with atomic number 2 (6) • - Alkali metal, atomic number 11 (6) • - Lightest element, atomic number 1 (8) • - Transition metal, atomic number 26 (4) • - Vertical groups in the periodic table (7) • - Horizontal lines in the periodic table (4) • ...

Chemistry Crossword 2024-08-28

Across

The force of attraction between two similar or different atoms in a molecule.
_______ energy stored in the nucleus of certain heavy metals such uranium or plutonium.
The sub-atomic particle which has positive charge.
An element is termed as __________ if it can exist independently as a single atom.
A Pure Substance a ________ set of properties.
The type of mixture in which different constituents are mixed uniformly.
The number of electrons in an atom of Sodium(Na).
Calcium atom has ____ shell(s).
The method of separation the components of a solid-solid mixture in which one solid does not pass through liquid state when heated.
The insoluble solid material which settles down when a suspension is allowed to stand undisturbed during sedimentation.

Down

A substance which does not take part in a chemical reaction, but changes the rate of the reaction.
The clear liquid obtained from a mixture of an insoluble solid and a liquid by the process of filtration.
If the electrons are accepted by an atom of an element, to have electronic configuration of the nearest noble gas, the valency is said to be _______________.
An Isotope of Hydrogen which 1 neutron.
The electrons in the outermost shell of an atom.
CO stands for Carbon _________.
The phenomenon due to which certain elements emit highly penetrating radiations spontaneously.
The outermost shell of an atom cannot have more than _____ electrons.
A Nitrogen atoms requires 3 _________ to form a Nitride ion.
Co-60 is a Radio-Isotope of the element ______.

20 Clues: CO stands for Carbon _________. • Calcium atom has ____ shell(s). • An Isotope of Hydrogen which 1 neutron. • A Pure Substance a ________ set of properties. • Co-60 is a Radio-Isotope of the element ______. • The electrons in the outermost shell of an atom. • The number of electrons in an atom of Sodium(Na). • The sub-atomic particle which has positive charge. • ...

Chemistry Crossword 2024-09-05

Across

the least frequent wavelength
what block is Helium in on the periodic table
what is the element that Zn represents
what state is energy in when it gets to an excited state
you can only shorten your notation if you put your noble gas in _____
how should you write the frequency formula in your calculator?
what block is Zn in?
a principle in which electrons occupy the lowest energy shells first
no charge
to what power is 6.626 to when referring to energy
if all of sulfur’s exponents add up to 16, what is sulfur’s atomic number?
negative charge
the units for frequency
have a different number of neutrons, but same number of protons
how many rows are in a periodic table
what is the lowest point in the wavelength called
where do electrons “possibly” store themselves?
electrons have to occupy ____ before they can pair up
what does E=h*v mean
positive charge

Down

what are the subshells (or “blocks”) electrons are grouped into IN ALPHABETICAL ORDER!
what is the name of h/6.626*10^-34?
also known as the atomic number
what does energy emit when it returns back to its original state
a principle in which electrons can only occupy the same orbital if they have the different spin
to what power is 3.00 to when referring to the speed of light
if it is row 4 in the S block, what row is it in the D block?
____ model is a model that displays the structure of an atom, but is slightly inaccurate (also used frequently in present day science classrooms)
what should the number of electrons be equal to?
how many electrons can fit into one orbital?
where electrons could POSSIBLY be
unit for measuring energy
types of electrons that occupy the outer energy shell
the most frequent wavelength
if there are five orbitals, how many electrons can fit (MAXIMUM)
what is the highest point in the wavelength called
a section in the periodic table that has 2 rows of 14 elements
to know the ______ you need to know the frequency

38 Clues: no charge • negative charge • positive charge • what block is Zn in? • what does E=h*v mean • the units for frequency • unit for measuring energy • the most frequent wavelength • the least frequent wavelength • also known as the atomic number • where electrons could POSSIBLY be • what is the name of h/6.626*10^-34? • how many rows are in a periodic table • ...

Chemistry Crossword 2023-01-30

Across

maximum and perfect amount of solute
solutions that are compsition an have appearance
loss of water in hydrate
relationship between solubility and pressure
dissolving medium
graph of solubility
more solute than it can handle
what holds the water on the coin in place

Down

solution where water is the solvent
rate of dissolved solute
does not conduct electric energy
heterogeneous mixture
process of ions being captured
heterogeneous mixure that particles settle out
where water animals cannot live
a solid compound
dissolved particles
amount of solute
substance that reduce surface tension
conducts electric current

20 Clues: a solid compound • amount of solute • dissolving medium • graph of solubility • dissolved particles • heterogeneous mixture • rate of dissolved solute • loss of water in hydrate • conducts electric current • process of ions being captured • more solute than it can handle • where water animals cannot live • does not conduct electric energy • solution where water is the solvent • ...

Chemistry Crossword 2023-01-30

Across

maximum and perfect amount of solute
solutions that are compsition an have appearance
loss of water in hydrate
relationship between solubility and pressure
dissolving medium
graph of solubility
more solute than it can handle
what holds the water on the coin in place

Down

solution where water is the solvent
rate of dissolved solute
does not conduct electric energy
heterogeneous mixture
process of ions being captured
heterogeneous mixure that particles settle out
where water animals cannot live
a solid compound
dissolved particles
amount of solute
substance that reduce surface tension
conducts electric current

Chemistry Review 2023-01-30

Across

Heterogeneous mixture where particles settle.
The thing that causes the dissolving.
Conducts electricity in an aqueous solution.
HOw much a substances dissolves at a certain temp
AReas of the ocean with not enough oxygen to sustain life.
__________ mixtures don't have uniform appearance/composition.
Heterogeneous mixtures with dispersed particles.
curve Graphs the solubility.
Water is the solvent: an _______ solution.
At a set temperature solubility is proportional to pressure.
contains the max saturated content

Down

tension What's responsible for the spherical shape of water drops : _______ tension.
A substance that reduces surface tension.
________ bonds are the strongest intermolecular bonds.
The pace as which a substance dissolves: ___________ rate.
A hydrate losing water
_________ mixtures have uniform appearance/composition.
A solid, crystalline structure containing water molecules in it's crystal structure.
Doesn't conduct electricity in an aqueous solution: ___electrolyte.
More solute than is possible: deposits on a crystal if present.
The thing that is actually dissolving.

21 Clues: A hydrate losing water • curve Graphs the solubility. • contains the max saturated content • The thing that causes the dissolving. • The thing that is actually dissolving. • A substance that reduces surface tension. • Water is the solvent: an _______ solution. • Conducts electricity in an aqueous solution. • Heterogeneous mixture where particles settle. • ...

Chemistry Vocabulary 2023-01-30

Across

Areas in the ocean with very little oxygen concentration even animal life suffocates
Intermolecular bond created through sharing of electrons between atoms
Rate at which a solute dissolves
Graph of solubility as a function of temperature
Compound that conducts an electric current when dissolved in aqueous solution or in molten state
Tension on liquid surface that may act like elastic membrane
Compound that does not conduct an electric current when dissolved or molten
Solution where water is the solvent
Measurement of average kinetic energy (heat)
Point at which a liquid transitions into a gas
Solid, crystalline compound where water is an integral part of the crystal

Down

Solution that contains more solute than it can theoretically hold
Strongest type of intermolecular attraction
Amount of solute that dissolves in a given quantity of a solvent
Intermolecular bond created through attraction of oppositely charged ions
Solution that contains max amount of solute for a given quantity of solvent at constant temperature and pressure
Process of ion capture by a solvent
Point at which a solid transitions into liquid
Substance in a solution that is dissolved
Substance capable of dissolving other substances

20 Clues: Rate at which a solute dissolves • Process of ion capture by a solvent • Solution where water is the solvent • Substance in a solution that is dissolved • Strongest type of intermolecular attraction • Measurement of average kinetic energy (heat) • Point at which a solid transitions into liquid • Point at which a liquid transitions into a gas • ...

Chemistry Puzzle :) 2023-01-31

Across

A solution that consists of water as the solvent.
The mixtures have the same appearance and composition.
The graph of solubility through temperature
The rate of dissolution of a solute is determined by multiple factors.
The maximum amount of solute for the amount of solvent
When a solvent captures an ion.
A compound that conducts electricity when in an aqueous solution.
Contains more solute than can be sustained by the given temperature of the substance.
A compound that does not conduct electricity when inside an aqueous solution.
A compound that is crystalline and solid that contains water molecules in its crystal structure.

Down

Compounds like silica absorb moisture from the air
Tension on the surface of a substance caused by the molecules being pulled inward.
These mixtures are not considered solutions and are not the same appearance and composition.
Areas inside the ocean where there is not high enough concentration for marine life to sustain
Dissolved particles from the process of forming a solution.
The amount of solute that dissolves in a solvent
An heterogeneous mixture with particles that are dispersed to another substance called the dispersion medium.
A heterogeneous mixture where the particles settle when standing.
At a set temperature solubility of a gas inside a liquid equals to the pressure of the gas above the liquid.
Dissolves a substance into another to form a solution.

20 Clues: When a solvent captures an ion. • The graph of solubility through temperature • The amount of solute that dissolves in a solvent • A solution that consists of water as the solvent. • Compounds like silica absorb moisture from the air • The mixtures have the same appearance and composition. • The maximum amount of solute for the amount of solvent • ...

biology & chemistry 2023-07-24

Across

살아있는 생물인
화학
나트륨
증기
흡수하다 열중시키다
유전자
유독한
동일한
망원경
탄소
현미경
포유동물
분리하다 떼어놓다
수소
녹다 녹이다

Down

생물학
저장 저장소
복제하다 복제생물
화합물
진화
액체 액체의
번식하다 재생하다
물질
빛 광선
거르다 여과하다 여과장치
혼합물
멸종된 사라진
요소 성분 원소
세포 작은방
산소
산 산성의 신맛의

31 Clues: 화학 • 진화 • 증기 • 물질 • 탄소 • 산소 • 수소 • 생물학 • 화합물 • 나트륨 • 유전자 • 혼합물 • 유독한 • 동일한 • 망원경 • 현미경 • 빛 광선 • 포유동물 • 저장 저장소 • 액체 액체의 • 세포 작은방 • 녹다 녹이다 • 멸종된 사라진 • 살아있는 생물인 • 요소 성분 원소 • 복제하다 복제생물 • 번식하다 재생하다 • 분리하다 떼어놓다 • 산 산성의 신맛의 • 흡수하다 열중시키다 • 거르다 여과하다 여과장치

Chemistry Crossword 2023-02-18

Across

Example: distilled water (pure water)
State of matter that has fixed shape
Property of matter that results in reaction if measured
How acidic or basic
Contains different atoms and molecules. Evenly mixed.
Example: soup or lucky charms cereal
Contains mass or has...
One carbon atom bonded to two oxygen atoms

Down

Two or more atoms bonded together
Positive particles in nucleus of atom
Causes a change in phase (e.g. solid to liquid)
Type of substance that contains one type of atom OR molecule
Number of neutrons in nitrogen atom
Property of matter. Example: Color
Negatively charged particles in atom
Symbol element with 2 protons, 2 neutrons, & 2 electrons
Smallest particle of an element
Lightest element with smallest atoms
Takes up space or has...
Element with 29 protons

20 Clues: How acidic or basic • Contains mass or has... • Element with 29 protons • Takes up space or has... • Smallest particle of an element • Two or more atoms bonded together • Property of matter. Example: Color • Number of neutrons in nitrogen atom • State of matter that has fixed shape • Negatively charged particles in atom • Example: soup or lucky charms cereal • ...

Chemistry Crossword 2023-04-10

Across

- A chemical element with the symbol H
- A group of soft, highly reactive metals
- A substance that can donate hydrogen ions
- The basic unit of a chemical element
- A chemical element with the symbol C
- A group of atoms bonded together
- A pure substance that cannot be broken down into simpler substances
- A subatomic particle with no charge

Down

- A type of chemical bond where atoms share electrons
gas - A group of elements with low chemical reactivity
- A subatomic particle with a negative charge
- A solid material that is typically shiny and malleable
- An atom with the same number of protons but a different number of neutrons
- A substance that can accept hydrogen ions
- A state of matter that has a fixed volume but no fixed shape
- A state of matter that has no fixed shape or volume
- A compound formed by the reaction of an acid with a base
- A subatomic particle with a positive charge
- A substance made up of two or more elements
- A chemical element with the symbol O

20 Clues: - A group of atoms bonded together • - A subatomic particle with no charge • - A chemical element with the symbol H • - The basic unit of a chemical element • - A chemical element with the symbol C • - A chemical element with the symbol O • - A group of soft, highly reactive metals • - A substance that can accept hydrogen ions • - A substance that can donate hydrogen ions • ...

chemistry bonus 2023-05-02

Across

when two compounds exchange ions
the production of chemical compounds by reaction of simpler materials
a small amount of solute per solvent quantity
Who discovered the neutron?
a way to visually separate solids
higher EN= __ attraction
types of elements that form covalent bonds
a neutral particle having equal numbers of p+ and e-
simplest unit of a covalent compound
moles solute / liter solution
What is the lowest energy state?

Down

There is a tendency by systems to attain __ in nature.
ionic compounds are called ___
Atoms are made up of mostly __.
PV=nRT
the higher the temperature the ___ the EVP
The liquid that boils off is called what?
gaseous form of a substance that is usually liquid or solid at room temperature
the sum of protons and neutrons
Gas particles are in ___ motion.

20 Clues: PV=nRT • higher EN= __ attraction • Who discovered the neutron? • moles solute / liter solution • ionic compounds are called ___ • Atoms are made up of mostly __. • the sum of protons and neutrons • when two compounds exchange ions • Gas particles are in ___ motion. • What is the lowest energy state? • a way to visually separate solids • simplest unit of a covalent compound • ...

Chemistry Review 2023-05-04

Across

depends on the electronegativities of bonded atoms
when you increase the size of a container, the collision rate will
PV=nRT
model used to predict geometry of a molecule
atoms can join together by forming a
if a molecule is polar, it means that it had a
classified under pure substances and mixtures
subatomic particle with a positive charge
empirical method for characterizing the development of science
H2O molecule type
the volume of a gas is proportional to the number of moles of gas in the sample
displacement of a chemical reaction in which one element is replaced by another in a compound
qualitative measure of the strength of an acid or a base solution is the
study of matter
measure of the change in concentration of the reactants

Down

describes how matter changes its chemical structure
6.02214076 × 10^23
study of the chemistry of carbon compounds
theory that all matter is made of invisible atoms
the major component of a solution
a compound that increases the concentration of hydrogen ion solution
basic building block of matter
rows and columns of chemical elements
bond angle with 180 degrees
simplified representation of the valence shell electrons in molecule
the temperature at which the substance goes from a solid to a liquid
concept that all elements are composed of atoms
physical or chemical changes are generally accompanied by a transfer of
a homogeneous mixture
a solute that dissolves in a particular solvent
once a neutralization reaction is properly balanced we can use it to perform

31 Clues: PV=nRT • study of matter • H2O molecule type • 6.02214076 × 10^23 • a homogeneous mixture • bond angle with 180 degrees • basic building block of matter • the major component of a solution • atoms can join together by forming a • rows and columns of chemical elements • subatomic particle with a positive charge • study of the chemistry of carbon compounds • ...

Chemistry Bonus 2023-04-25

Across

eight valence elctrons that don't react and have no charge.
how strongly atoms attract bonding electrons to themselves.
transfer of electrons between atoms.
of solids from liquids.
solution in solvent is water.
use a sieve to separate solids by size.
atoms of the same element with different number of neutrons.
is the maximum amount of solute that will dissolve in a given amount of solvent at a specific temperature.
use a magnet to to separate metals from nonmetals.
the mass of one mole of particles.
sharing of electrons by atoms.
individual particles can't be distinguished.
characteristic can be measured without changing sample composition.

Down

mixture not uniform.
the mixture is poured through a filter.
the energy required to remove an electron from an atom.
the number of protons in the nucleus.
change a change in matter.
solution that contains less than the max amount of solute capable of being dissolved.
picking visually separate solids.

20 Clues: mixture not uniform. • of solids from liquids. • change a change in matter. • solution in solvent is water. • sharing of electrons by atoms. • picking visually separate solids. • the mass of one mole of particles. • transfer of electrons between atoms. • the number of protons in the nucleus. • the mixture is poured through a filter. • use a sieve to separate solids by size. • ...

Chemistry Bonus 2023-04-24

Across

State of matter where molecules move around the most.
Part of an atom that has a positive charge.
HCl
Using the number of moles of one molecule to find the moles of another.
Rules that tell you what to round a number by based on other numbers.
A bond that usually contains a metal and a nonmetal.
Safety equipment wore on head.
Part of an atom that has a neutral charge
Bubble wrap popping.

Down

Energy obtained from food.
J/mol
Fl
A solution that has solid molecules dissolved in it.
H2 N2 O2 F2 I2 Cl2 Br2
A science that deals with elements and everything they do.
What is 100 degrees Celscius considered to water.
A state of matter where the molecules vibrate but don't move.
What gas law has a formula that is Pi / Ti = Pf / Tf
Part of an atom that have a negative charge.
H2O
What type of element is Arsenic.

21 Clues: Fl • HCl • H2O • J/mol • Bubble wrap popping. • H2 N2 O2 F2 I2 Cl2 Br2 • Energy obtained from food. • Safety equipment wore on head. • What type of element is Arsenic. • Part of an atom that has a neutral charge • Part of an atom that has a positive charge. • Part of an atom that have a negative charge. • What is 100 degrees Celscius considered to water. • ...

IB Chemistry 2023-03-30

Across

The measure of disorder
A solution that resists changes in pH on addition of acid or base or when diluted.
4s1 3d10
a type of bond where atoms share a pair of electrons.
Loss of electrons
A measure of the pollution level in water.
They have the same molecular and structural formulas, but different arrangements in space.
an atom that has gained a charge
The most electronegative element.
Xraycrystallography analytical technique to discover the spatial arrangement of a molecule.
Ionic, covalent and metallic structures can be described as this.
The master
alternative pathway.
The group three elements.
At half neutralization of a weak acid pH =
Gases that obey PV=nRT
a mixture of different metals.
C6H6
The state of matter with the most energy.
A d block metal that is not a transition element.
A substance that can lose and gain hydrogen ions.
A species that donates a pair of electrons
It allows us to find the reacting volumes of acid and base.
Mr x moles =
A covalent lattice that is very hard.
A covalent bond with an uneven distribution of charge.
The wavelength of visible light that carries the most energy.
The intermolecular force between molecules of methane.
The molecular shape with a bond angle of 109.5 degrees.

Down

This increases the rate of a reaction by providing.
sp3, sp2, sp1.
A cell where electrical energy is used to cause a non spontaneous chemical change.
Dihydrogenmonoxide
this element can produce a green hexaaquaion in one of its oxidation states.
A suitable indicator for the titration of a weak acid and strong base.
A reaction where something is added to a molecule and nothing is lost.
6.02x10^23
The type of magnetism shown by substances containing unpaired electrons.
a product of the oxidation of a primary alcohol
A species that can form a coordinate bond with a transition metal ion.
The principle of adding electrons to the orbitals nearest the nucleus first.
A quality that electrons posses.
CF4
The product of a reaction between an alcohol and a carboxylic acid.
a mechanistic step where a free radical is consumed and a free radical is produced.
The slowest step in a reaction mechanism
The expression that can be used to find activation energy of a reaction.
The largest atom found in nature.
an inert gas
Use this to predict the shape of a molecule.
An hydroxyl group connected to a bezene ring.
a homologous series on unsaturated hydrocarbons.
He said "The energy change for a reaction is independent of the route taken between reactants ad products".
The site of reduction in a cell.
isomers that differ due to the rearrangement of the carbon skeleton.
The sign of a feasible reaction according to Gibbs
an analytical method that detects atoms with an odd number of nucleons.

57 Clues: CF4 • C6H6 • 4s1 3d10 • 6.02x10^23 • The master • an inert gas • Mr x moles = • sp3, sp2, sp1. • Loss of electrons • Dihydrogenmonoxide • alternative pathway. • Gases that obey PV=nRT • The measure of disorder • The group three elements. • a mixture of different metals. • A quality that electrons posses. • an atom that has gained a charge • The site of reduction in a cell. • ...

Chemistry Crossword 2023-03-29

Across

Li,Na,K,RB,CS,Fr are all part of the ____ metal group.
This element typically has 74 electrons.
Has 92 protons (and is radioactive!)
This foul-smelling chemical has a mass of 32.06
Has the element symbol "He".
Chemical symbol for Titanium.
This element has an atomic mass (weight) of 65.38.
Fluorine, Chlorine, Bromine, and Iodine are just some of the elements in this group.
The only metal that is liquid at room temperature.
Which element has more protons: Radon or Argon?
Element with the atomic number 10.
This element with an atomic number of 6 is essential for life!
Element Symbol for Molybdenum
This element typically has 54 electrons.
The far right column of the periodic table is a group of elements known as the ____ gasses.
Has 53 protons.
Each horizontal row on the periodic table is called a ____.
Sodium and Chlorine combine together to make this compound we put on our food.
2 Hydrogen atoms combine with this element to form water.

Down

This element has 20 protons.
Positively charged particles in an atom.
This Element has the symbol "Al".
Has an atomic weight of 6.94
Negatively charged particles in an atom.
This element has just 5 protons!
This element has the element symbol "Sn".
Element with the element symbol "Pb"
The element with the lightest atomic mass.
Which element has a higher atomic mass: Chlorine or Fluorine?
"Fe" is the Element symbol for this element.
27 proton element.
Element with the symbol "Cu".
This Valuable element has 79 protons.
The most abundant element in Earth's atmosphere.
Chemical symbol for Sodium.
Chemical symbol for Platinum.

36 Clues: Has 53 protons. • 27 proton element. • Chemical symbol for Sodium. • This element has 20 protons. • Has an atomic weight of 6.94 • Has the element symbol "He". • Chemical symbol for Titanium. • Element with the symbol "Cu". • Element Symbol for Molybdenum • Chemical symbol for Platinum. • This element has just 5 protons! • This Element has the symbol "Al". • ...

Chemistry Review 2023-05-31

Across

What is being dissolved in a solution
More than one atom bonded together
Acidic Ion
Atom of a different mass
Connects atoms
Row on the periodic table
Nonmetal + Nonmetal
Energy released with no mass also called EMR
C
Heaviest stable element
Neutral Particle
pH below 7
Solid form of water
Metric Mass
HCL Hydro_________ Acid
Column on the periodic table
Smallest element
Negatively charged particle
Avogadro's amount of a element or compound
Atom with a charge
________ Energy that is related to temperature
Metric Volume

Down

Homogenous mixture
Positive Particle
Solid to gas
pH above 7
#11
Smallest form of an element
Light or energy that travels through space
Metal + Nonmetal
Smallest piece of a compound
Solid to liquid
Larger part of a solution
Used to measure heat or energy
Basic Ion
Absolute Temperature scale
Column 18 _______ Gases

37 Clues: C • #11 • Basic Ion • Acidic Ion • pH above 7 • pH below 7 • Metric Mass • Solid to gas • Metric Volume • Connects atoms • Solid to liquid • Metal + Nonmetal • Neutral Particle • Smallest element • Positive Particle • Homogenous mixture • Atom with a charge • Nonmetal + Nonmetal • Solid form of water • Heaviest stable element • HCL Hydro_________ Acid • Column 18 _______ Gases • Atom of a different mass • ...

Chemistry Review 2023-08-29

Across

large molecules
the chemical symbol for glucose
the chemical symbol for water
a "version” of an element whose atoms have a different number of neutrons from the original version of the element
the abbreviation for deoxyribonucleic acid
the abbreviation for ribonucleic acid
a simple biomolecule composed of carbon, oxygen and hydrogen
an atom with an unequal number of electrons and protons
water attracted to other substances

Down

a subatomic particle with a positive charge
a subatomic particle responsible for bonding with other atoms
water attracted to water
the smallest unit of matter
a type of bond the occurs when electrons are shared between atoms
relating to or derived from living matter
small molecules
the biomolecule that helps make up muscle
a weak bond that occurs between multiple water molecules
the chemical symbol for carbon dioxide
a complex biomolecule composed of C, O, H, (examples - fats and oils)

20 Clues: large molecules • small molecules • water attracted to water • the smallest unit of matter • the chemical symbol for water • the chemical symbol for glucose • water attracted to other substances • the abbreviation for ribonucleic acid • the chemical symbol for carbon dioxide • relating to or derived from living matter • the biomolecule that helps make up muscle • ...

Chemistry Vocab 2021-09-27

Across

the basic unit of a chemical element
a group of atoms bonded together
increases the rate of a chemical reaction
two or more simple parts in combination
macronutrient found in certain foods
the product of the random distribution
sharing of electron pairs between atoms
undergoes change during a reaction.
the chemical species being observed
a nitrogen-containing base
substance that is refined for sale.
a part or aspect of something abstract
the minor component in a solution
a molecule with net electric

Down

macromolecules found in all cells
attraction between oppositely charged ion
a molecule of any of a class of compounds
an abnormal union of membranous surfaces
substance that is insoluble in water
a liquid mixture
the fact of forming a united whole
made up of chemical amino acids
organic compounds that contain amino
used to specify the acidity of a solution
negative electricity
natural subs. composed of large molecules
a substance that can form salt and water
mixture of weak acid and its base
a single rounded structure
the liquid in which a solute is dissolved
produced by a "fake" catalyst
a molecule that can donate a proton

32 Clues: a liquid mixture • negative electricity • a nitrogen-containing base • a single rounded structure • a molecule with net electric • produced by a "fake" catalyst • made up of chemical amino acids • a group of atoms bonded together • macromolecules found in all cells • mixture of weak acid and its base • the minor component in a solution • the fact of forming a united whole • ...

Chemistry Crossword 2021-09-14

Across

Not shared equally
_____ opposites
Electrons in the outermost shell
Double bond
Sharing electrons
A Proton has a +1 what?
Triple Bond
Compound of two different elements
Tri(3) or Octa(8)
Usually contains a polyatomic ion

Down

Electrons are shared equally
When an atom attracts electrons
Group of atoms that act like one unit
The chance of an e- being in an atom
A hydrocarbon only containing what?
Contains Carbon
Showing an atoms Valence e- with dots
Electron distribution is equal
Gives off hydrogen when in water
Electrons are transferred

20 Clues: Double bond • Triple Bond • _____ opposites • Contains Carbon • Sharing electrons • Tri(3) or Octa(8) • Not shared equally • A Proton has a +1 what? • Electrons are transferred • Electrons are shared equally • Electron distribution is equal • When an atom attracts electrons • Electrons in the outermost shell • Gives off hydrogen when in water • Usually contains a polyatomic ion • ...

Chemistry Puns 2021-09-10

Across

Down

24 Clues: P • B • S • Ag • Si • Ni • Eu • Kr • Bi • At • Zn • Co • As • Cu • Fe • Ba • Sb • Sm • Pb • Sn • Ne • Mn • Ar • Se

Chemistry Crossword 2021-11-02

Across

a homogeneous mixture of 2 or more substances matter that has specific properties
particles are close together and are barely moving
opposite of negative
beside lithium + above phosephorus
beside akali mentals on the periodic table
the attraction between the negative and positive ions
the table where elements are placed in a specific order
above chlorine + under fluorine
circles around the nucleus, they hold electrons
positive charged ion
elements that have properties of both metals and non metals
formed when 2 or more atoms join together
located on the far right of the periodic table

Down

opposite of positive
a mixed substance that you see the different substances mixed in it
a mixture where you cant see the different substances mixed together
a stable element
the last electron to make the element stable
substances that are combined but aren't combined chemically and can be separated again
group next to noble gases on the periodic table
located on the very left of the periodic table
particles are close together but can still move around
negative charged ion
beside boron + under argon
particles are fare from eachother and are moving around
a component of an atomic nucleus with a mass defined as 1 and a charge of +1
mass per volume
under hydrogen + above sulfur
they sit on the energy level
organized the planetary model

30 Clues: mass per volume • a stable element • opposite of positive • opposite of negative • negative charged ion • positive charged ion • beside boron + under argon • they sit on the energy level • under hydrogen + above sulfur • organized the planetary model • above chlorine + under fluorine • beside lithium + above phosephorus • formed when 2 or more atoms join together • ...

Aromatic Chemistry 2021-10-27

Across

The product between nitrile and azide ion is
- A substituent compound or molecule that is at position 2 to the main functional group on an aromatic compound is at what position
a Friedel craft reaction that leads to the addition of alkyl substituent to a benzene ring via alkyl carbonation
A chemical specie that forms a chemical bond by donating its pair of electrons.
The reaction between diazonium ion and cuprous salt is called
Acid- Oxidation of alkyl benzene with Potassium permanganate give rise to?
isomerism Tautomerism is also known as what?
groups (electron withdrawing groups) dictate their substituents to which position on the benzene ring?
One of the rules of aromaticity is that aromatic compounds must be what geometry-

Down

Benzene is more comfortable to undergo what type of substitution reaction
Which 5-memebered heterocyclic compound is most reactive in Electrophilic aromatic substitution reactions?
Occurs when two or more 2p orbitals overlap in an acyclic or cyclic system
-A Friedel – Craft reaction that causes a straight alkyl side chain to a benzene followed by the loss of (C=O).
rule - A formulaic factor that is used to determine if a compound is aromatic
bromide- What catalyst is added to enable a reaction between a benzene ring and molecular bromine?
A benzene mono-substituted with NO2 causes a relatively slow reaction of the benzene ring. What substituent group is NO2?
Which reduction reaction reduces a carbonyl unit to CH2 under acidic conditions?
tetrafluoroborate-In the nitration reaction, what is the other reagent that can be used instead of nitric acid and sulphuric acid at very low temperatures?
halides-Compounds that do not react with benzene without a catalyst (Lewis acid catalyst e.g., FeBr3) present.
A group that that increases the rate of a reaction of a benzene ring and directs incoming substituent to ortho or Para position is-

20 Clues: The product between nitrile and azide ion is • isomerism Tautomerism is also known as what? • The reaction between diazonium ion and cuprous salt is called • Benzene is more comfortable to undergo what type of substitution reaction • Occurs when two or more 2p orbitals overlap in an acyclic or cyclic system • ...

Chemistry Review 2021-12-14

Across

gives off energy
property reactivity or chemical composition
change element charge doesn't change mass
between metals
spectrum range of wavelengths radiate
NO3 -
radius size of atom bottom left
fission large nuclei split to form small, stable nuclei
an educated guess
negatively charged ion
same element with different masses
charged particles
breaks down
decay radioactive isotopes emit a
same number of energy levels
how badly an atom want boning e-
NH4
SO4-2
two or more substances physically combined
fusion small nuclei to form one large nuclei

Down

property is something that is measurable or observed
decay does NOT involve particles emission
if it can dissolve in water
electron jumps up a level
location of an electron
jumps down a level
nonmetal and nonmetal
energy it takes to remove an electron
metal and nonmetal
evenly mixed
an idea that has evidence to support it
sheet with hazards and properties of a chemical
unevenly mixed
property physical property that depends on the amount (size, mass, and volume)
the same number of valence electrons
unstable isotope
property physical property that does NOT depend on the amount
color of light
more than 2 elements
structures show valence electron bonds
positively charged ion
substance substance that can not be physically separated

42 Clues: NH4 • NO3 - • SO4-2 • breaks down • evenly mixed • between metals • unevenly mixed • color of light • gives off energy • unstable isotope • an educated guess • charged particles • jumps down a level • metal and nonmetal • more than 2 elements • nonmetal and nonmetal • negatively charged ion • positively charged ion • location of an electron • electron jumps up a level • if it can dissolve in water • ...

chemistry vocabulary 2021-12-08

Across

smallest part of an element
close to nucleus holds 2 electrons
determine the reactivity of an element
electricity and heat do not pass through it
holds 8 electrons
the elements on the right
not shiny
electricity and heat passes through
properties of both metals and non metals
the elements on the left of the table are

Down

run up and down in columns
located in nucleus,have positive charge
located in nucleus,have neutral charge
rows that go from left to right
holds 18 electrons
reflects light
located in electron cloud,have negative charge
shatters easily
can be pulled into a wire
atomic mass unit

20 Clues: not shiny • reflects light • shatters easily • atomic mass unit • holds 8 electrons • holds 18 electrons • the elements on the right • can be pulled into a wire • run up and down in columns • smallest part of an element • rows that go from left to right • close to nucleus holds 2 electrons • electricity and heat passes through • located in nucleus,have neutral charge • ...

Chemistry Review 2021-12-14

Across

mixture evenly mixed
fusion small nuclei combine to form one large nuclei
decay radioactive isotopes emit a ___particle
energy energy it takes to remove an electron
the same number of valence electrons
bond metal and nonmetal
property is something that is measurable or observed
an idea that has evidence to support it
NH4
an educated guess
spectrum range of wavelengths of radiation
charged particles
NO3 -
SO4-2
gives off energy
configuration location of an electron
negatively charged ion
same number of energy levels

Down

sheet with hazards and properties of a chemical
radius size of atom bottom left
decay change element charge does NOT change mass
bonds between metals
property reactivity or chemical composition
unstable isotope
breaks down
how badly an atom wants bonding electron
color of light
ion more than 2 elements
if it can dissolve in water
property physical property that depends on the amount (size, mass, and volume)
relaxation jumps down a level
positively charged ion
mixture unevenly mixed
bond nonmetal and nonmetal
excitation electron jumps up a level
property physical property that does NOT depend on the amount
fission large nuclei split to form small, stable nuclei
two or more substances physically combined
decay does NOT involve particles emission of ___ rays
substance substance that can not be physically separated
same element with different masses
structures show valence electron bonds

42 Clues: NH4 • NO3 - • SO4-2 • breaks down • color of light • unstable isotope • gives off energy • an educated guess • charged particles • mixture evenly mixed • bonds between metals • positively charged ion • mixture unevenly mixed • negatively charged ion • bond metal and nonmetal • ion more than 2 elements • bond nonmetal and nonmetal • if it can dissolve in water • same number of energy levels • ...

Chemistry Symbols 2022-04-14

Across

Down

36 Clues: C • P • K • B • I • H • F • O • N • S • He • Mg • Cl • Li • Na • Si • Hg • Cu • Mn • Ne • Pb • Ca • Sn • Ni • Al • Ar • Cr • Au • Br • Co • As • Ag • Be • Fe • Se • Zn

Chemistry Vocabulary 2022-02-24

Across

both metal and nonmetal properties
Shiny bendable substances
NaCl
most reactive groups
First element on the periodic table
how readily an element is to mix with another
has a mass of ~0 AMU
__ number, tells # of protons and neutrons
dull brittle substances
the center of an atom
Big number, tells # of molecules
right side of a chemical equation
Positive subatomic particle
tells the number of valence electrons

Down

left side of a chemical equation
tells the number of shells
most stable group
__ number, tells the # of Protons
synonym to group
the letters on the Periodic table
smallest unit of matter
__ electrons determine reactivity
located in the nucleus with protons
Smallest unit of an element
Small number, tells # of atoms
where the electrons are

26 Clues: NaCl • synonym to group • most stable group • most reactive groups • has a mass of ~0 AMU • the center of an atom • smallest unit of matter • dull brittle substances • where the electrons are • Shiny bendable substances • tells the number of shells • Smallest unit of an element • Positive subatomic particle • Small number, tells # of atoms • left side of a chemical equation • ...

Chemistry Crossword 2022-02-23

Across

increases the rate of a reaction, but isn't consumed by the reaction
does not change chemical composition
smaller than an atom
tastes bitter and feels slippery
has an atomic mass of 285
a pure substance; consists of only one type of atom
the lightest noble gas
dissolves the solute
a substance formed as a result of a chemical reaction
consists of two or more substances that are NOT chemically bonded
the study of matter and its properties
found in the nucleus
solute dissolved in a solvent
comes from the Greek word for "indivisible"
pH lower than 7
two or more elements combined chemically
responsible for an atom's chemical properties

Down

an electrically neutral particle made of two or more atoms joined by chemical bonds
an element's atomic number indicates how many of these are in each atom
the lightest element whose number of protons is divisible by 2, 3, and 5
lithium, potassium, and francium are all...
a solution where the solvent is water
matter is not created or destroyed during any chemical or physical change
has a negative charge
has a consistent chemical composition
chemical bonds are formed and/or broken
electrons are shared
scale to measure acidity and alkalinity
a substance that enters into a chemical reaction
the lightest element
dissolved by the solvent
ions are held together by the attraction between their opposite electrical charges

32 Clues: pH lower than 7 • smaller than an atom • dissolves the solute • electrons are shared • found in the nucleus • the lightest element • has a negative charge • the lightest noble gas • dissolved by the solvent • has an atomic mass of 285 • solute dissolved in a solvent • tastes bitter and feels slippery • does not change chemical composition • a solution where the solvent is water • ...

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