chemistry Crossword Puzzles

Chemistry 2013-03-04

Across

Is usually measured in mL
The element that has no neutrons
Mr. Nye's first name
The common name for NaCl
The only metal that is a liquid at room temperature
Has properties of both metals and non-metals
Type of change that doesn't involve formation of new substance
The element with the symbol B
The first word in WHMIS
A vertical column on the periodic table

Down

Water is this state of matter
fluorine belongs to this family
The element with 7 protons
The noble gas in the third period
A material's ability to be hammered into different shapes
Glassware used to hold liquids

16 Clues: Mr. Nye's first name • The first word in WHMIS • The common name for NaCl • Is usually measured in mL • The element with 7 protons • Water is this state of matter • The element with the symbol B • Glassware used to hold liquids • fluorine belongs to this family • The element that has no neutrons • The noble gas in the third period • A vertical column on the periodic table • ...

CHEMISTRY 2015-02-28

Across

A property of objects, transferable among them via fundamental interactions, which can be converted into different forms but not created or destroyed.
A branch of physical science that studies the composition, structure, properties and change of matter.
A subatomic particle, symbol p or p+, with a positive electric charge of +1e elementary charge and mass slightly less than that of a neutron.
The basic unit of chemistry.
Defined as anything that has rest mass and volume (it takes up space) and is made up of particles.
a charged species, an atom or a molecule, that has lost or gained one or more electrons.
A concept in chemistry that has different (but similar) meanings if referred to a single pure substance or a mixture.
A subatomic particle, symbol e− or β−, with a negative elementary electric charge.

Down

A subatomic particle, symbol n or n0, with no net electric charge and a mass slightly larger than that of a proton.
an ion with fewer electrons than protons, giving it a positive charge.
An ion with more electrons than protons, giving it a net negative charge.
A tabular arrangement of the chemical elements, organized on the basis of their atomic number (number of protons in the nucleus), electron configurations, and recurring chemical properties.
A pure chemical substance composed of more than one element.
A homogeneous mixture composed of only one phase.
An electrically neutral group of two or more atoms held together by chemical bonds.
a column of elements in the periodic table of the chemical elements. (also known as a family)

16 Clues: The basic unit of chemistry. • A homogeneous mixture composed of only one phase. • A pure chemical substance composed of more than one element. • an ion with fewer electrons than protons, giving it a positive charge. • An ion with more electrons than protons, giving it a net negative charge. • ...

Chemistry 2021-01-05

Across

A vertical column in the periodic table of the elements.Elements in a group have similar properties.
An element that has properties of both metals and nonmetals
A table of the elements, arranged by atomic number, that shows the patterns in their properties.
An atom of one element that has a different number of neutrons than another atom of the same element.
The number of protons in a nuclear of an atom.
A particle that has no electric charge, and is located in an atom's nucleus.
The central region of an atom where most of the atom's mass is found in a proton and neutron.
an atom's nucleus

Down

An element that is not a metal and has properties generally opposite to those of a metals.
The length of time it takes for half of the atoms in a sample of a radioactive element to decay into atoms of another element.
A horizontal row in the periodic table of the elements. Elements in a period have varying properties
The total number of protons and neutrons
A positively charged particle in an atom's nucleus.
An element that tends to be shiny, easily shaped, and a good conductor or electricity and heat.
An atom or group of atoms that has a positive or negative charge
A negatively charged particle located outside an atom's nucleus. An Electron is about 2000 times smaller than either a proton and neutron.

16 Clues: an atom's nucleus • The total number of protons and neutrons • The number of protons in a nuclear of an atom. • A positively charged particle in an atom's nucleus. • An element that has properties of both metals and nonmetals • An atom or group of atoms that has a positive or negative charge • ...

Chemistry 2022-05-25

Across

how many protons do lithium have
who came up with atom structure
what orbits the electron shell
what atom has negative charge
where rutherford was born
who did the gold foil experiment
which group does the alkali metals belong
how many protons are there in berylium
has proton and neutron

Down

what atom has positive charge
has 5 protons and the atomic number is 11
how many protons does oxygen have
how much atomic number have the sodium
what is the first element of the periodic table
what atom has neutral charge
how many protons does hydrogen have
how many electrons are there in atom of carbon

17 Clues: has proton and neutron • where rutherford was born • what atom has neutral charge • what atom has positive charge • what atom has negative charge • what orbits the electron shell • who came up with atom structure • how many protons do lithium have • who did the gold foil experiment • how many protons does oxygen have • how many protons does hydrogen have • ...

CHEMISTRY 2022-05-18

Across

ice- solid co2
process of changing liquid to gas
point - point during heating when solid melts to form liquid
- factor determining the state of the substance
- process of chainging gas to liquid
process of changing liqui

Down

- intermixing of particles of two different kind
causes on changing liquid to gas
process of changing solid to gas
causes cooling on changing liquid to gas
process of changing gas to solid
- IRON [fe] is element or compound
energy - energy produced during movement of particles
- temperature at which water is both in liquid and solid state
- process of changing solid to gas
heat - hidden heat

16 Clues: ice- solid co2 • heat - hidden heat • process of changing liqui • causes on changing liquid to gas • process of changing solid to gas • process of changing gas to solid • process of changing liquid to gas • - IRON [fe] is element or compound • - process of changing solid to gas • - process of chainging gas to liquid • causes cooling on changing liquid to gas • ...

Chemistry 2022-11-09

Across

a column on the periodic table
smallest particle of matter that retains characteristics of an element
Water freezing (two words)
atoms combine to make them
positively charged particle in a nucleus
two or more elements chemically combined
characteristics or traits
Determines if a substance is a solid or a liquid at room temperature (two words)
particle orbiting the nucleus of an atom
the amount of space an object occupies

Down

new substance is formed (two words)
Particle in atom with no charge
a row on the periodic table
matter that cannot be broken down into simpler substances
the amount of matter in an object
matter is not created or destroyed (three words)

16 Clues: characteristics or traits • Water freezing (two words) • atoms combine to make them • a row on the periodic table • a column on the periodic table • Particle in atom with no charge • the amount of matter in an object • new substance is formed (two words) • the amount of space an object occupies • positively charged particle in a nucleus • ...

Chemistry 2019-02-13

Across

Water turning into ice
Gives out heat
Liquid goes to a gas
Absorbs heat
Ice turning into water
An object getting larger
Gas to liquid
A diagram explaining particle theory

Down

When clouds come back as rain
Solid solute to a dissolves
An object getting smaller
Change the shape, form and state
A solute and solvent mixed together
Water at 100'C is _____
Gas to a solid
Soild to a gas

16 Clues: Absorbs heat • Gas to liquid • Gives out heat • Gas to a solid • Soild to a gas • Liquid goes to a gas • Water turning into ice • Ice turning into water • Water at 100'C is _____ • An object getting larger • An object getting smaller • Solid solute to a dissolves • When clouds come back as rain • Change the shape, form and state • A solute and solvent mixed together • ...

Chemistry 2019-11-11

Across

a measurement clearly out of line with the trend
a collision between particles that leads to a reaction
a poor measurement (human error)
a statement suggesting what will happen in the future
the minimum amount of energy needed for a reaction to take place
think about the method you used and how it could be improved
the thing that you change
the number of particles per unit volume
the exterior of a solid that can react with other substances

Down

problem with the apparatus
the gap between the readings
speeds up a chemical reaction by lowering the activation energy
a collision between particles that doesn’t lead to a reaction
the number of collisions taking place per unit time
the amount of product formed or reactant used up over time
the thing that you measure

16 Clues: the thing that you change • problem with the apparatus • the thing that you measure • the gap between the readings • a poor measurement (human error) • the number of particles per unit volume • a measurement clearly out of line with the trend • the number of collisions taking place per unit time • a statement suggesting what will happen in the future • ...

Chemistry 2021-05-20

Across

Table A table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure appear in vertical columns.
A hard substance that is easily broken
A subatomic particle of about the same mass as a proton but without an electric charge.
A regular repeated three-dimensional arrangement of atoms, ions, or molecules in a metal or other crystalline solid.
Characteristic
A solid material which is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity
Consisting of one atom.

Down

Able to be hammered or pressed into shape without breaking or cracking.
A stable subatomic particle with a positive electric charge
The simplest substances and hence cannot be broken down using chemical reactions.
The positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass.
Metal An element or substance that is not a metal.
The smallest particle of a chemical element that can exist.
A stable subatomic particle with a charge of negative electricity,
Shiny
Able to be drawn out into a thin wire.

16 Clues: Shiny • Characteristic • Consisting of one atom. • A hard substance that is easily broken • Able to be drawn out into a thin wire. • Metal An element or substance that is not a metal. • A stable subatomic particle with a positive electric charge • The smallest particle of a chemical element that can exist. • ...

Chemistry 2021-07-17

Across

temperature favoring thermodynamic product
dipeptide sweetener
solvent fovouring kinetic product
reduction of triple bond to trans olefine
additive exciting nervous cells to death
metal used in McMurry and Mukiyama reagent

Down

gas for packaging integrity
Benzophenone sodium solution in ether colour
Additive to keep moist
condensation of ester to diketone
Nucleophile with soft and hard ends
nitrogen in cyanide ion
Catalyst in Grignard Reagent
Banned whitening additive in bread
metal in Wurtz reaction
antibiotic in honey

16 Clues: dipeptide sweetener • antibiotic in honey • Additive to keep moist • nitrogen in cyanide ion • metal in Wurtz reaction • gas for packaging integrity • Catalyst in Grignard Reagent • condensation of ester to diketone • solvent fovouring kinetic product • Banned whitening additive in bread • Nucleophile with soft and hard ends • additive exciting nervous cells to death • ...

Chemistry 2022-06-21

Across

State of matter. Attraction between particles holds them in a shape very strongly. Particles vibrate.
Group/Family/Column on the Periodic Table. 7 valence electrons. Fluoride, Chlorine, Bromine, Iodine, Astatine.
The symbol is Al on the periodic table
Group/Family/Column on the Periodic Table. Very unreactive because it has full valence shells. Colourless gasses at room temperature.
A table that lists the known elements in row (period) and columns (group/family).
A particle (atom) with either a positive (Cation) or negative (Anion) charge.

Down

Group/Family/Column on the Periodic Table. Shiny, soft, malleable, low melting point. One valence electron.
First element of the periodic table and the Alkali Metals
Anything that has mass and takes up space
Number of protons
A mix of multiple different metals
Substance containing one type of particle. Two types: Element and compound.
State of matter. Particles move a little, and take the shape of its container.
State of matter. Particles move fast. Flow out of the container.
Has an atomic number of 8 on the periodic table. Needed for breathing.
Has an atomic mass of about 15.9994

16 Clues: Number of protons • A mix of multiple different metals • Has an atomic mass of about 15.9994 • The symbol is Al on the periodic table • Anything that has mass and takes up space • First element of the periodic table and the Alkali Metals • State of matter. Particles move fast. Flow out of the container. • ...

chemistry 2022-06-16

Across

(of a reaction or process) accompanied by the release of heat.
a gas that contributes to the greenhouse effect by absorbing infrared radiation, e.g., carbon dioxide and chlorofluorocarbons.
a metal made by combining two or more metallic elements
(of a reaction or process) accompanied by or requiring the absorption of heat.
a substance used for destroying insects or other organisms harmful to cultivated plants or to animals.
a broad term that includes any form of precipitation with acidic components, such as sulfuric or nitric acid that fall to the ground from the atmosphere in wet or dry forms
a reaction where an acid reacts with an alkali to form a neutral solution of a salt and water
the process of corroding metal, stone, or other materials.
a substance that is toxic to plants, used to destroy unwanted vegetation.
canada's national hazard communication standard

Down

a process that involves rearrangement of the molecular or ionic structure of a substance, as opposed to a change in physical form or a nuclear reaction.
a substance that has a molecular structure consisting chiefly or entirely of a large number of similar units bonded together
a material or chemical, especially a textile fiber.
a change apparent from the mid to late 20th century onwards and attributed largely to the increased levels of atmospheric carbon dioxide produced by the use of fossil fuels.
the process of burning something.
an apparatus using water or a solution for purifying gases or vapors.

16 Clues: the process of burning something. • canada's national hazard communication standard • a material or chemical, especially a textile fiber. • a metal made by combining two or more metallic elements • the process of corroding metal, stone, or other materials. • (of a reaction or process) accompanied by the release of heat. • ...

chemistry 2022-06-14

Across

man made substances
substance considering of very large molecules
a substance reacts rapidly with oxygen and gives off heat
atmospheric emission purification
gases gases that trap heat in the atmosphere and warm the planet
acid+alkali-salt+water
a substance used to kill,repel pests
a reaction that gives off heat

Down

change long term shifts in temperatures and weather patterns
a substance made of 2 or more metals
a spray known as weedkiller
deposition any form of percipitation with acidic components
a reaction that absorbs heat
rust is an example of?
reaction reaction where a new substance is formed
workplace hazardous materials information system

16 Clues: man made substances • rust is an example of? • acid+alkali-salt+water • a spray known as weedkiller • a reaction that absorbs heat • a reaction that gives off heat • atmospheric emission purification • a substance made of 2 or more metals • a substance used to kill,repel pests • substance considering of very large molecules • workplace hazardous materials information system • ...

Chemistry 2022-11-16

Across

capability of conducting heat
properties, composition, and structure of elements and compounds, how they can change, and the energy that is released or absorbed when they change
when one or more chemicals are changed into one or more other chemicals. Examples: iron and oxygen combining to make rust
a substance or matter in a state in which it will expand freely to fill the whole of a container, having no fixed shape (unlike a solid) and no fixed volume (unlike a liquid).
a sample of matter that conforms to the shape of a container
paper a filter paper that has been treated with a lichen-provided natural-soluble dye
change a change in the shape or appearance of an object, like crumpling a piece of paper
the measure of the ease at which an electric charge or heat can pass through a material
property a characteristic of matter that may be observed and measured without changing the chemical identity of a sample

Down

anything that has mass and volume (takes up space)
any change that causes a new substance to be formed (Campfire turns to ashes)
the measurement of how tightly a material is packed together
How much space an object or substance takes up.
state of matter that retains its shape and density when not confined
degree to which a substance dissolves in a solvent to make a solution
property flammability, toxicity, acidity, reactivity (many types), and heat of combustion.
a measure of the amount of matter in an object

17 Clues: capability of conducting heat • a measure of the amount of matter in an object • How much space an object or substance takes up. • anything that has mass and volume (takes up space) • the measurement of how tightly a material is packed together • a sample of matter that conforms to the shape of a container • ...

Chemistry 2017-03-02

Across

Which metal can protect you from gamma radietion?
What Chemistry can be?
Which factor affects rate of a reaction?
Molecules and atoms can form...
A heavy toxic gas used in the II World War
Used to accelerate a reaction
Written to find out which and how many molecules/atoms a reaction contains
Which type of bond do following substances have: iodine, water, chlorine, oxygen.

Down

Number of lone electrons on the outer electron shell
If some atoms have the same nuclear charge but their mass differs, they are...
Which gas did Hindenburg rigid airship crashed in 1937 contained?
Сrimson in alkalis
Its ion produces red fire
What structure can be in compounds?
How many lone electrons does carbon have on its outer electron shell
A paper used to check acidity of substances

16 Clues: Сrimson in alkalis • What Chemistry can be? • Its ion produces red fire • Used to accelerate a reaction • Molecules and atoms can form... • What structure can be in compounds? • Which factor affects rate of a reaction? • A heavy toxic gas used in the II World War • A paper used to check acidity of substances • Which metal can protect you from gamma radietion? • ...

Chemistry 2019-02-13

Across

water heating
heat release
absorbing heat
form of moisture
erosion
dew
change of state
getting bigger

Down

net movement of molecules
liquid to gas
solid liquid gas
solid to gas
shortening
liquid to solid
solid to liquid
a liquid mixture

16 Clues: dew • erosion • shortening • solid to gas • heat release • water heating • liquid to gas • absorbing heat • getting bigger • liquid to solid • solid to liquid • change of state • solid liquid gas • form of moisture • a liquid mixture • net movement of molecules

Chemistry 2020-04-21

Across

One or more substances dissolved in a solution
Ion Ion that does not participate in a reaction
Equation A statement using chemical formula prescribed the identities and relative amounts of reactants and products involved in a chemical reaction
Reaction a chemical reaction that occurs when a substance reacts with oxygen, releasing energy in the form of heat or light
Solution contains one or more substances called solutes dissolved in water
A solid produced during a chemical reaction in a solution
Reaction The process by which the atoms of one or more substances are rearranged to form different substances; occurrence can be indicated by changes in temp. color, odor, and physical state
Replacement Reaction a chemical reaction that occurs when the atoms of one elements replaces the atoms of another element in a compound
Replacement Reaction A chemical reaction that involves the exchange of ions between two compounds and produces either a precipitate, a gas or water
The substance dissolves to form a solution; the most plentiful substance in the solution

Down

Reaction a chemical reaction that occurs when a single compound breaks down into two or more elements or new compounds
Reaction A chemical reaction in which two or more substances react to yield a single product
the starting substance in a chemical reaction
A substance formed during a chemical reaction
Ionic Equation An ionic equation that shows all the particles in a solution as they realistically exist
In a chemical reaction the number written in front of a reactant or product; in a balanced equation describes the lowest whole number ratio of the amounts of all reactants and products
Equation An ionic equation that includes only particles that participate in the reaction

17 Clues: A substance formed during a chemical reaction • One or more substances dissolved in a solution • the starting substance in a chemical reaction • Ion Ion that does not participate in a reaction • A solid produced during a chemical reaction in a solution • Solution contains one or more substances called solutes dissolved in water • ...

chemistry 2021-10-04

Across

change alters chemical properties
solid, liquid or gaseous.
part mixture of substances with two or more states
state with definite volume but not shape.
substances formed in a chemical reaction.
present at the beginning of chemical reaction
study of patterns of chemical behavior
prop. of a substances
prop cause behavior in chemical rctns

Down

state with definite volume and shape
a change in physical properties
properties which can be measured
used to start a chemical reaction, hydrochloric
descriptive properties Smell taste
state with no definite volume or shape.
a substances that will flow(gas or liquid state)

16 Clues: prop. of a substances • solid, liquid or gaseous. • a change in physical properties • properties which can be measured • change alters chemical properties • descriptive properties Smell taste • state with definite volume and shape • prop cause behavior in chemical rctns • study of patterns of chemical behavior • state with no definite volume or shape. • ...

Chemistry 2021-03-04

Across

- different substances not chemically joined that can be separated
nitrate - salt made of sodium hydroxide and nitric acid
dish - a dish for evaporating solutions
- number on ph scale which represents strong alkali
- element with symbol Fe
- element with atomic number 20
- number on ph scale which represents strong acid
- columns on periodic table

Down

- compound with chemical formula H2O
- rows on periodic table
- one type of atom
- number on ph scale which represents neutral
metals - group 1 on periodic table
cylinder - apparatus used to measure liquid
- two or more different elements chemically joined together
burner - gas burner used for heating things

16 Clues: - one type of atom • - rows on periodic table • - element with symbol Fe • - columns on periodic table • - element with atomic number 20 • metals - group 1 on periodic table • - compound with chemical formula H2O • dish - a dish for evaporating solutions • cylinder - apparatus used to measure liquid • burner - gas burner used for heating things • ...

Chemistry 2021-03-04

Across

the symbol for chromium
element that has the symbol C
a compound that is used daily
2 or more atoms held together by chemical bonds
within the air
2 or more substances not chemically combined together
one magnesium atom and two chlorine atoms

Down

numbers on the left side of the periodic table
the atomic number is 28
numbers going across the top of the periodic table
substance made entirely of one type of atom
what is hydrogens atomic number
amount of alkali metals on the periodic table
group 7, period 2
2 or more different element held together by chemical bonds
atomic mass for oxygen

16 Clues: within the air • group 7, period 2 • atomic mass for oxygen • the atomic number is 28 • the symbol for chromium • element that has the symbol C • a compound that is used daily • what is hydrogens atomic number • one magnesium atom and two chlorine atoms • substance made entirely of one type of atom • amount of alkali metals on the periodic table • ...

Chemistry 2021-04-05

Across

A type of combustion carried out by all living things
A substance that turns litmus paper red and tastes sour
A substance that turns litmus paper blur and tastes bitter
A chemical reaction that is caused when an acid and a base is mixed
A reaction where two solutions combine to form a precipitate
combustion A substance burning in less oxygen
A metal reacting with oxygen
A reaction that releases heat energy
dioxide A gas that turns lime water milky and cloudy

Down

Something that gives a visual sign of an acid/base
Burning a substance in oxygen
rain Precipitation with high level of nitric acid or sulphuric acid
A reaction that absorbs heat energy
A gas that is tested by a pop test
A fundamental and basic building block of matter
A gas that is tested by bringing a glowing splint in front of a test tube and it starts burning
reaction Substances react to form new substances by rearranging atoms

17 Clues: A metal reacting with oxygen • Burning a substance in oxygen • A gas that is tested by a pop test • A reaction that absorbs heat energy • A reaction that releases heat energy • combustion A substance burning in less oxygen • A fundamental and basic building block of matter • Something that gives a visual sign of an acid/base • ...

chemistry 2021-05-16

Across

the basic units of matter and defines structure of element
the process of turning liquid into vapor
when a gas turns into a liquid
a substance that can be dissolved by a solvent to create a solution
the substance in which the solute is dissolved
the separation of solid mixtures from liquid allowing only the liquid to pass through
a substance or object that is not liquid or gas
a metal that attracts other kinds of metals

Down

a small adjustable gas heater object that is used as heat in labs
2 or more substances mixed together
used to separate solids from liquids by straining it
becoming liquefied by heat
the action of cleaning by heating and cooling a substance
having no fixed shape and no fixed volume
a liquid mixture in which the solute is equally distributed within the solvent
a substance that flows freely but is of constant volume

16 Clues: becoming liquefied by heat • when a gas turns into a liquid • 2 or more substances mixed together • the process of turning liquid into vapor • having no fixed shape and no fixed volume • a metal that attracts other kinds of metals • the substance in which the solute is dissolved • a substance or object that is not liquid or gas • ...

Chemistry 2013-10-01

Across

the element on the periodic table with the atomic number 6
type of property that describes how a substance interacts with something else
allows heat and electricity to flow through it
positively charged particle in an atom
two or more atoms joined together
the elements along the 'staircase' of the periodic table
this number tells you the number of protons in an atom
every substance found around you
where the protons and neutrons are found in the atom

Down

made up of two or more different types of atoms
name of the table that organizes all of the elements
the group of the periodic table full of non-reactive gases
dull, brittle, and non-conductive element
describes what a substance looks like
negatively charged particle in an atom
the element with the atomic number 11

16 Clues: every substance found around you • two or more atoms joined together • describes what a substance looks like • the element with the atomic number 11 • positively charged particle in an atom • negatively charged particle in an atom • dull, brittle, and non-conductive element • allows heat and electricity to flow through it • made up of two or more different types of atoms • ...

Chemistry 2015-05-14

Across

of 2 or more simple substances
The part of the solution that is smaller
a combination of different substances
contains two or more different atoms joined
atoms of an element that have lost or gained electrons
reaction of an element with a compound that

Down

a well mixed mixtures
needs three things to work
something that has a positive ion
part of the solution
a new element and new compound.
Atoms of the same element with different numbers of neutrons.
reaction of 2 compounds
Breaking down large, complex molecules
the ions that make it an atom
something on the periodic table

16 Clues: part of the solution • a well mixed mixtures • reaction of 2 compounds • needs three things to work • the ions that make it an atom • of 2 or more simple substances • a new element and new compound. • something on the periodic table • something that has a positive ion • a combination of different substances • Breaking down large, complex molecules • ...

chemistry 2017-03-01

Across

The basic unit of a chemical element.
A pleasant-smelling colorless volatile liquid that is highly flammable.
A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
A chemical bond in which two pairs of electrons are shared between two atoms.
A stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids.
A colorless, transparent, odorless, tasteless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms.
Below 0°C.
Ascertain the amount of a constituent in (a solution) by measuring the volume of a known concentration of reagent required to complete a reaction with it, typically using an indicator.
A substance that has no fixed shape and yields easily to external pressure; a gas or (especially) a liquid.

Down

An electromagnetic wave of high energy and very short wavelength, which is able to pass through many materials opaque to light.
A solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity
Great chemist
A colorless, volatile, sweet-smelling liquid that makes people sleep
The action of bringing a liquid to the temperature at which it bubbles and turns to vapour
A compound that, when dissolved in water, gives a pH of less than 7.0 or a compound that donates a hydrogen ion
An airlike fluid substance which expands freely to fill any space available, irrespective of its quantity.

16 Clues: Below 0°C. • Great chemist • The basic unit of a chemical element. • A colorless, volatile, sweet-smelling liquid that makes people sleep • A pleasant-smelling colorless volatile liquid that is highly flammable. • A chemical bond in which two pairs of electrons are shared between two atoms. • ...

Chemistry 2018-06-01

Across

the energy required to remove an electron from a gaseous atom or ion.
the measure of an atom's ion in a crystal lattice. It is half the distance between two ions that are barely touching each other.
set of chemical symbols showing the elements present in a compound and their relative proportions, and in some cases the structure of the compound
The chemical bonding that holds the atoms of a metal together.
Two shared pairs
acronym for Valence Shell Electron Pair Repulsion theory.
solution A solution with solute that dissolves until it is unable to dissolve anymore, leaving the undissolved substances at the bottom.
Amount of a substance (called the solute) that dissolves in a unit volume of a liquid substance (called the solvent) to form a saturated solution under specified conditions of temperature and pressure.

Down

a type of chemical bond involving the sharing of electrons between atoms in a molecule, esp the sharing of a pair of electrons by two adjacent atoms.
solution a state of a solution that contains more of the dissolved material than could be dissolved by the solvent under normal circumstances
three shared pairs
One pair of shared electrons
a measure of the size of its atoms, usually the mean or typical distance from the center of the nucleus to the boundary of the surrounding cloud of electrons.
formula is useful tool for determining the precision of your calculations. ... The experimental value is your calculated value, and the theoretical value is your known value.
solution a solution in which no more solute can be dissolved in the solvent.
a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.

16 Clues: Two shared pairs • three shared pairs • One pair of shared electrons • acronym for Valence Shell Electron Pair Repulsion theory. • The chemical bonding that holds the atoms of a metal together. • the energy required to remove an electron from a gaseous atom or ion. • solution a solution in which no more solute can be dissolved in the solvent. • ...

Chemistry 2022-01-15

Across

carbon
everything
chemical property
Ketchup
physical property
Substances that cannot be decomposed into simpler substances through ordinary chemical processes
all the elements
a charge of negative electricity,
building block for matter

Down

introducing the atomic theory into
oxygen
iron
Atomic boom
created the lightbulb
the branch of science
hydrogen is in a bottle and u put a splint of fire in it

16 Clues: iron • oxygen • carbon • Ketchup • everything • Atomic boom • all the elements • chemical property • physical property • created the lightbulb • the branch of science • building block for matter • a charge of negative electricity, • introducing the atomic theory into • hydrogen is in a bottle and u put a splint of fire in it • ...

chemistry 2022-04-15

Across

is the oxidation number of nitrogen in nitric acid.
is the oxidation number of oxygen in hydrogen peroxide
produce hydroxide ions in water.
are bases that have group one metals.
has 3 nitrogen atoms
is the anion of phosphoric acid.
is needed in the compound with none_metals.
the anion of sulfuric acid.

Down

are made from a metal cation and acid anion.
are acids that are ionized completely in water.
has the same number of sulfur and iron atoms.
the anion of Nitric acid.
is one of the products of the reaction between sulphuric acid and sodium.
produce hydrogen ions in water.
are made from oxygen atom(s) and another atom.
numbers are needed in the name of compounds with transition metals.
Iron(III)nitrate has three Iron atoms.

17 Clues: has 3 nitrogen atoms • the anion of Nitric acid. • the anion of sulfuric acid. • produce hydrogen ions in water. • produce hydroxide ions in water. • is the anion of phosphoric acid. • are bases that have group one metals. • Iron(III)nitrate has three Iron atoms. • is needed in the compound with none_metals. • are made from a metal cation and acid anion. • ...

chemistry 2023-12-05

Across

- a negative charged ion
-SI unit measuring amount of substance
number-number of protons in an atom
center of an atom
smallest particle of an element
- subatomic particles that make up an atom
subatomic particle with a positive charge
formed by two or more elements

Down

of solid forming into gas
atomic number of carbon
substance which cannot be broken down
what is the chemical element name for Na
- outermost shell of an atom
chemical symbol for water
- type of bond shared between atoms
a physical substance

16 Clues: center of an atom • a physical substance • atomic number of carbon • - a negative charged ion • of solid forming into gas • chemical symbol for water • - outermost shell of an atom • formed by two or more elements • smallest particle of an element • number-number of protons in an atom • - type of bond shared between atoms • substance which cannot be broken down • ...

chemistry 2024-04-03

Across

I am a stable element with 18 protons
I have a mass less than 1 amu
I have 7 protons
I have 6 valence electrons and 3 shells
this subatomic particle is located outside nucleus
makes up most of the mass in an atom
I am stable despite not having 8 valenece electrons

Down

charge of a proton
I am a metaloid with same shells as carbon
I have 10 protons
charge of a neutron
I have 6 valence electrons and 2 shells
I determine the identity of an elements atom
I have 2 valence electrons and 3 shells
I react similar to Sodium but I have less protons
charge of an electron
I also have a mass of 1 amu

17 Clues: I have 7 protons • I have 10 protons • charge of a proton • charge of a neutron • charge of an electron • I also have a mass of 1 amu • I have a mass less than 1 amu • makes up most of the mass in an atom • I am a stable element with 18 protons • I have 6 valence electrons and 2 shells • I have 2 valence electrons and 3 shells • I have 6 valence electrons and 3 shells • ...

Chemistry 2024-05-06

Across

base unit for time
a combination of base units
how close a series of measurements are to one another
a defined unit in a system of measurements
base unit for temperature
amount of mass per volume unit
commonly used to measure liquid substances
how close a measured value is to an actual value
difference between experimental value and accepted value

Down

a systematic approach to a problem solving
base unit for mass
include all known digits plus one estimated digit
base unit for length
expresses error as a percentage
a ratio of equivalent values having different units
a visual display of data

16 Clues: base unit for time • base unit for mass • base unit for length • a visual display of data • base unit for temperature • a combination of base units • amount of mass per volume unit • expresses error as a percentage • a systematic approach to a problem solving • a defined unit in a system of measurements • commonly used to measure liquid substances • ...

Chemistry! 2024-05-13

Across

A chemical _________ is like the recipe, telling how many of each atom is in a molecule
Ni
Co
When this kind of change occurs, at least one new substance is formed
The small number that follows an element symbol, telling how many atoms there are in that molecule
two or more atoms bonded together
He
More than one substance like trail mix or all the dry ingredients of a cake
building blocks of all matter or smallest piece of one element

Down

Li
Be
Mg
A mixture where one substance is completely dissolved into a liquid
The number in front of a chemical formula that tells you how many molecules there are
Properties like color, phase, or shape that describe the appearance of an element or molecule
all the atoms of a substance are the same

16 Clues: Li • Be • Mg • Ni • Co • He • two or more atoms bonded together • all the atoms of a substance are the same • building blocks of all matter or smallest piece of one element • A mixture where one substance is completely dissolved into a liquid • When this kind of change occurs, at least one new substance is formed • ...

Chemistry 2024-05-13

Across

Down

18 Clues: 6 • 4 • 3 • 2 • 5 • 9 • 1 • 8 • 7 • 13 • 18 • 15 • 17 • 11 • 16 • 10 • 14 • 12

CHEMISTRY 2025-04-01

Across

KOH & sodalime absorb _.(CO2)
hydrogen is highly _ in nature (INFLAMMABLE)
biodesel is _ in nature.(GUMMY)
which type of fuel is use in bomb calorimeter.(SOLID)
ethanol can be regenerated that is it is _.(RENEWABLE)
%fixed moisture should be more as it _ CV.(INCREASE)
surcose is obtain from _ .(MOLASSES)

Down

transesterification of veg.oil/animal fat with _ using Na/NaoH catalyst.(METHANOL)
%moisture should be less as it _ CV.(DECREASE)
decarborisation of hydrogen gas in steel cylinder makes steel _ .(BRITTLE)
glucose or fructose is treated with _ from yeast to produce ethanol.(ZYMASE)
glycerol is _ colured liquid.(YELLOW)
_is combustible matter which burns in presenc of oxygen to give huge amount of heat energy. (FUEL)
power alcohol is mixture of petrol & 5 to 25% _.(METHANOL)
which type of fuel is use in boys calorimeter.(GASES)
dry ethanol is costly as it as 35% _ power output.(LESS)

16 Clues: KOH & sodalime absorb _.(CO2) • biodesel is _ in nature.(GUMMY) • surcose is obtain from _ .(MOLASSES) • glycerol is _ colured liquid.(YELLOW) • hydrogen is highly _ in nature (INFLAMMABLE) • %moisture should be less as it _ CV.(DECREASE) • %fixed moisture should be more as it _ CV.(INCREASE) • which type of fuel is use in bomb calorimeter.(SOLID) • ...

Chemistry 2025-04-16

Across

A substance containing a single atom
Water in gas form
The organisation system of the elements
The process of a solid becoming a gas
An element used in creating colourful signs
The process of liquid becoming a gas
The process of a gas becoming liquid

Down

The process of a gas becoming a solid
A substance containing 3 or more atoms
The state of matter that turns into the shape of it's container
A state of matter that has the highest amount of energy
The process of a liquid becoming a solid
A substance containing 2 atoms
Water in solid form
A state of matter that keeps it's form The process of gas going into the atmosphere
The process of a solid becoming a liquid

16 Clues: Water in gas form • Water in solid form • A substance containing 2 atoms • A substance containing a single atom • The process of liquid becoming a gas • The process of a gas becoming liquid • The process of a gas becoming a solid • The process of a solid becoming a gas • A substance containing 3 or more atoms • The organisation system of the elements • ...

Chemistry 2024-11-11

Across

Gaining of electrons
Substance that doesn't conduct electricity
Double replacement reaction driven by formation of a precipitate
moles of solute/liters of solute
Acid that produces H+ ions in water
Substance that causes oxidation
Reaction in which the same element is oxidized and reduced
Substance that causes reduction

Down

Base that produces OH- in water
Base that donates a pair of electrons
Alkali metal ions, ammonium, acetates, bicarbonates, chlorates, perchlorates
Substance that conducts electricity
Acid that accepts a pair of electrons
Base that is a proton accepter
Acid that is a proton donor
Loss of electrons

16 Clues: Loss of electrons • Gaining of electrons • Acid that is a proton donor • Base that is a proton accepter • Base that produces OH- in water • Substance that causes oxidation • Substance that causes reduction • moles of solute/liters of solute • Substance that conducts electricity • Acid that produces H+ ions in water • Base that donates a pair of electrons • ...

Green chemistry 2017-10-19

Across

group of atoms
drug wich can be manufactured by green chemistry
a solution that has water as solvent
product we use to create a chemical reaction
thanks to catalyst it create less of this
process of making pressure in a liquid and then making liquid evaporate at lower temperature
particule made of electron(s) proton(s) and neutron(s)
object making a faster reaction at lower temperature0

Down

the result of the chemical reaction
liquid use to detect carbon dioxide
major problem of the earth because of the humans
first state of matter at lower temperature
solid product of a chemical reaction
cloth we have to wear during a chemistry experiment
something everywere in what we eat, what we wear, what we breathe

15 Clues: group of atoms • the result of the chemical reaction • liquid use to detect carbon dioxide • solid product of a chemical reaction • a solution that has water as solvent • thanks to catalyst it create less of this • first state of matter at lower temperature • product we use to create a chemical reaction • major problem of the earth because of the humans • ...

Agriculture Unit 1 2020-09-01

Across

study of the soil and its properties
the management and care of livestock
education
the science of producing plants and fruits
the study of insects
economics
scientific principles in agriculture

Down

pest control system
resources provided by nature
dealing the elements or simple substances
raising fish or shellfish
food that has been grown without chemicals
use of cells to produce products
chemistry as it applies to living matter
activities dealing with plant/animals
basic science of life (plants an animals)
commercial firms in agriculture

17 Clues: education • economics • pest control system • the study of insects • raising fish or shellfish • resources provided by nature • commercial firms in agriculture • use of cells to produce products • study of the soil and its properties • the management and care of livestock • scientific principles in agriculture • activities dealing with plant/animals • ...

Vocabulary Unit 2! 2020-10-06

Across

clock
desk
homework
student
semester
cafeteria
chalk
university
pen

Down

pencil
stadium
house
art
window
blackboard
door
quiz
chemistry
paper
seat

20 Clues: art • pen • desk • door • quiz • seat • clock • house • chalk • paper • pencil • window • stadium • student • homework • semester • cafeteria • chemistry • blackboard • university

School 2020-11-25

Across

keemia
üsna
kiindumus
kodutöö
paarikauba
koolitund
seisma
kool
juures

Down

luule
ajalugu
tunniplaan
eksam
direktor
trepp
lollpea
alla
kogunemine
paar
õppeaine

20 Clues: üsna • alla • paar • kool • luule • eksam • trepp • keemia • seisma • juures • ajalugu • lollpea • kodutöö • direktor • õppeaine • kiindumus • koolitund • tunniplaan • kogunemine • paarikauba

Crossword 2023-11-17

Across

tenth
Art
class
eighth
English
Grades
Biology
Geometry
Peiod
Choir
Health
Mathematics

Down

dictionary
seventh
Science
Teach
Then
Band
calculator
Chemistry

20 Clues: Art • Then • Band • tenth • class • Teach • Peiod • Choir • eighth • Grades • Health • seventh • Science • English • Biology • Geometry • Chemistry • dictionary • calculator • Mathematics

Crossword 2023-11-17

Across

tenth
Art
class
eighth
English
Grades
Biology
Geometry
Peiod
Choir
Health
Mathematics

Down

dictionary
seventh
Science
Teach
Then
Band
calculator
Chemistry

Crossword 2023-11-17

Across

tenth
Art
class
eighth
English
Grades
Biology
Geometry
Peiod
Choir
Health
Mathematics

Down

dictionary
seventh
Science
Teach
Then
Band
calculator
Chemistry

kpl 6 2024-02-21

Across

kahdesti
päivällinen
viesti
kova
lounas
proteiini
hillo
intoilija
silli
kemia

Down

herkullinen
leipä
kotitekoinen
ilman
terveellinen
puuro
täydellinen
kokki
mahtava
kaivata

20 Clues: kova • leipä • ilman • puuro • hillo • kokki • silli • kemia • viesti • lounas • mahtava • kaivata • kahdesti • proteiini • intoilija • herkullinen • päivällinen • täydellinen • kotitekoinen • terveellinen

en la clase-Aldo 2023-09-21

Across

history
biology
tohavedinner
computerscience
totheleftof
wastebasket
english
tohavebreakfast
totherightof
businessadministration
psychology

Down

economics
bookstore
mathematics
because
libary
chemistry
physics
toarrive
nextto;besides

20 Clues: libary • history • biology • because • physics • english • toarrive • economics • bookstore • chemistry • psychology • mathematics • totheleftof • wastebasket • tohavedinner • totherightof • nextto;besides • computerscience • tohavebreakfast • businessadministration

On the go 1 Unit 4 at school 2025-01-20

On the go 1 Unit 4 at school crossword puzzle

Across

maantieto
terotin
kuvataide
kumi
vahtimestari/talonmies
rehtori
kemia
liikunta
kuulakärkikynä
luokanvalvoja

Down

lyijykynä
kouluruokala
fysiikka
opo
terveystieto
käsityö
terveydenhoitaja
matikka
kotitalous
viivotin

20 Clues: opo • kumi • kemia • terotin • käsityö • matikka • rehtori • fysiikka • viivotin • liikunta • maantieto • lyijykynä • kuvataide • kotitalous • kouluruokala • terveystieto • luokanvalvoja • kuulakärkikynä • terveydenhoitaja • vahtimestari/talonmies

Chemistry 2019-03-05

Across

It is used to describe the bonding that is obtained by taking combinations of the atomic orbitals.
Energy charge for adding electrons to a neutral atom to form a negative ion.
A measure of the degree of seperation in a molecule.
The minimum amount of energy needed to remove the highest energy electron.
A bond that forms when a half filled orbital fills the same region of space as an orbital on the atom.
General shape of the molecule determined by the position of the nuclei.
A measure of the ability of an atom in a molecule to draw bonding electrons to itself.
What is the steric number for H2O? (draw lewis structure)
Number of atoms + lone pairs bonded.
The size of the atom and increases as you go down in a group and across to the right in a period

Down

What is the molecular geometry of NF3? (draw lewis structure)
How many sigma bonds are there in HCN? (draw lewis structure)
How many valence electrons are there in CO2? (draw lewis structure)
unstable anions
Same chemical formula different structure.
Can draw multiple lewis structures

16 Clues: unstable anions • Can draw multiple lewis structures • Number of atoms + lone pairs bonded. • Same chemical formula different structure. • A measure of the degree of seperation in a molecule. • What is the steric number for H2O? (draw lewis structure) • What is the molecular geometry of NF3? (draw lewis structure) • ...

Chemistry 2021-10-22

Across

Down

19 Clues: H • K • O • C • S • L • I • C • N • H • N • Na • Rn • Xe • Ar • Zn • Cs • Ra • Br

Chemistry 2022-04-01

Across

containing the maximum amount of solute capable of being dissolved under given conditions
a liquid mixture
mixture of two or more liquids in which one is present as droplets, of microscopic size, distributed throughout the other
capable of being mixed
metallic substance composed of two or more elements, as either a compound or a solution.
the substance that dissolves in a solvent to produce a homogeneous mixture
effect scattering of a beam of light by a medium containing small suspended particles
incapable of mixing or attaining homogeneity

Down

a mixture consisting of two or more different substances
is the measure of how much of a given substance there is mixed with another substance
a colloidal system in which particles are gas bubbles and the medium is a liquid
a system of liquid or solid particles uniformly distributed in a finely divided a gas, usually
a liquid or other substance in which solid particles are mixed but not dissolved
is like not saturated
substance that conducts electric current as a result of dissociation into positively and negatively charged particles called ions
any substances consisting of particles substantially larger than atoms or ordinary molecules but to small to be visible to the eye

16 Clues: a liquid mixture • is like not saturated • capable of being mixed • incapable of mixing or attaining homogeneity • a mixture consisting of two or more different substances • the substance that dissolves in a solvent to produce a homogeneous mixture • a colloidal system in which particles are gas bubbles and the medium is a liquid • ...

Chemistry 2013-04-10

Across

Is a mixture from which particles settle out upon standing
Is any substance that interferes with the hydrogen bonding between water molecules and thereby reduces surface tension
A solution that conducts electricity poorly because only a fraction of the solute exists as ions
The process by which the positive and negative ions of an ionic solid become surrounded by solvent molecules
A solution in which a large portion of the solute exists as ions
Is a heterogeneous misture containing particles that range in size from 1nm to 100nm
A compound that contains water of hydration
Is a colloidal dispersion of liquid in a liquid

Down

The scattering of visible light by colloidal particles
The dissolving medium
The inward force, or pull, that tends to minimize the surface area of a liquid
Is water that contains dissolved substances
A compound that does not conduct an electric current in either aqueous solution or the molten state
The dissolved particles
Is caused by collision of the molecules of the dispersion medium with the small, dispersed colloidal particles
Is a compound that conducts an electric current when it is in an aqueous solution or in the molten state.

16 Clues: The dissolving medium • The dissolved particles • Is water that contains dissolved substances • A compound that contains water of hydration • Is a colloidal dispersion of liquid in a liquid • The scattering of visible light by colloidal particles • Is a mixture from which particles settle out upon standing • ...

chemistry 2022-04-15

Across

is one of the products of the reaction between sulphuric acid and sodium.
is needed in the compound with nonemetals.
has the same number of sulfur and iron atoms.
produce hydrogen ions in water.
produce hydroxide ions in water.
is the anion of phosphoric acid.
is the oxidation number of oxygen in hydrogen peroxide
are made from a metal cation and acid anion.
numbers are needed in the name of compounds with transition metals.

Down

the anion of Nitric acid.
has 3 nitrogen atoms
Iron(III)nitrate has three Iron atoms.
the anion of sulfuric acid.
are made from oxygen atom(s) and another atom.
are acids that are ionized completely in water.
is the oxidation number of nitrogen in nitric acid.
are bases that have group one metals.

17 Clues: has 3 nitrogen atoms • the anion of Nitric acid. • the anion of sulfuric acid. • produce hydrogen ions in water. • produce hydroxide ions in water. • is the anion of phosphoric acid. • are bases that have group one metals. • Iron(III)nitrate has three Iron atoms. • is needed in the compound with nonemetals. • are made from a metal cation and acid anion. • ...

chemistry 2022-04-15

Across

produce hydroxide ions in water.
are made from oxygen atom(s) and another atom.
has 3 nitrogen atoms
has the same number of sulfur and iron atoms.
are made from a metal cation and acid anion.
is the oxidation number of nitrogen in nitric acid.

Down

the anion of Nitric acid.
is one of the products of the reaction between sulphuric acid and sodium.
are acids that are ionized completely in water.
is the anion of phosphoric acid.
is the oxidation number of oxygen in hydrogen peroxide
numbers are needed in the name of compounds with transition metals.
are bases that have group one metals.
the anion of sulfuric acid.
produce hydrogen ions in water.
is needed in the compound with nonemetals.
Iron(III)nitrate has three Iron atoms.

17 Clues: has 3 nitrogen atoms • the anion of Nitric acid. • the anion of sulfuric acid. • produce hydrogen ions in water. • produce hydroxide ions in water. • is the anion of phosphoric acid. • are bases that have group one metals. • Iron(III)nitrate has three Iron atoms. • is needed in the compound with nonemetals. • are made from a metal cation and acid anion. • ...

chemistry 2023-04-11

Across

group 1 of the periodic table
when something lowers in temperature
when 2 things combine or split
element replaces metal in a compound
1 compound breaks down into 2 elements
group 17 of the periodic table
stuff right of the yield sign
group 18 of the perodic table

Down

when something rises in temperature
group 2 of the periodic table
2 compounds swap metals
always makes co2 and water
h2 n2 o2 f2 cl2 br2 I2
2 elements combined into 1 compound
stuff left of the yield sign
sign in between reactants and products

16 Clues: h2 n2 o2 f2 cl2 br2 I2 • 2 compounds swap metals • always makes co2 and water • stuff left of the yield sign • group 2 of the periodic table • group 1 of the periodic table • stuff right of the yield sign • group 18 of the perodic table • when 2 things combine or split • group 17 of the periodic table • when something rises in temperature • 2 elements combined into 1 compound • ...

Chemistry 2021-01-13

Across

something carrying a net electrical charge
anion that contains more than one atom
level of reactivity of a metal
a chemical element that mostly lacks the characteristics of a metal
a chemical link between two atoms or ions in which the electron pairs are shared
unit chemical formula with the least number of elements out of the set of empirical formulas having the same proportion of ions as elements
chemical element that exhibits some properties of both metals and nonmetals
The electrical charge of an ion, created by gain or loss of one or more electrons from an atom

Down

a positively charged ion
a chemical formula showing the simplest ratio of elements rather than the total number of atoms in a molecule
particle made of two or more atoms that are chemically bonded
substance with high electrical conductivity, luster and malleability
consisting of one atom
exhibiting neither acid or alkaline qualities
a particle made up of two or more atoms that are chemically bonded together
a negatively charged ion

16 Clues: consisting of one atom • a positively charged ion • a negatively charged ion • level of reactivity of a metal • anion that contains more than one atom • something carrying a net electrical charge • exhibiting neither acid or alkaline qualities • particle made of two or more atoms that are chemically bonded • ...

Chemistry 2021-07-17

Across

Temperature favoring thermodynamic product
Dipeptide sweetener
Solvent fovouring kinetic product
Reduction of triple bond to trans olefine
Additive exciting nervous cells to death
Metal used in McMurry and Mukiyama reagent

Down

Gas for packaging integrity
Benzophenone sodium solution in ether colour
Additive to keep moist
Condensation of ester to diketone
Nucleophile with soft and hard ends
Nitrogen in cyanide ion
Catalyst in Grignard Reagent
Banned whitening additive in bread
Metal in Wurtz reaction
Antibiotic in honey

16 Clues: Dipeptide sweetener • Antibiotic in honey • Additive to keep moist • Nitrogen in cyanide ion • Metal in Wurtz reaction • Gas for packaging integrity • Catalyst in Grignard Reagent • Condensation of ester to diketone • Solvent fovouring kinetic product • Banned whitening additive in bread • Nucleophile with soft and hard ends • Additive exciting nervous cells to death • ...

Chemistry 2022-06-22

Across

a process in which one or more substances, also called reactants, are converted to one or more different substances, known as products
made when two or more substances are combined, but they are not combined chemically
the basic unit of a chemical element
a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron, but of opposite sign.
a mixture in which the composition is not uniform throughout the mixture
process involving the conversion of a liquid into vapour that is subsequently condensed back to liquid form
a homogeneous mixture of one or more solutes dissolved in a solvent.
Is the scientific study of the structure of substances and of the way that they react with other substances
a negatively charged subatomic particle

Down

the process in which solid particles in a liquid or gaseous fluid are removed by the use of a filter medium that permits the fluid to pass through but retains the solid particles
any atom or group of atoms that bears one or more positive or negative electrical charges
physical substance in general
a substance that results from a combination of two or more different chemical elements
a mixture in which the composition is uniform throughout the mixture
neutral subatomic particle that is a constituent of every atomic nucleus except ordinary hydrogen
the process by which a liquid turns into a gas

16 Clues: physical substance in general • the basic unit of a chemical element • a negatively charged subatomic particle • the process by which a liquid turns into a gas • a mixture in which the composition is uniform throughout the mixture • a homogeneous mixture of one or more solutes dissolved in a solvent. • ...

CHEMISTRY 2016-10-06

Across

One of two or more forms of a chemical element (with same # of protons and same atomic # but different # of neutrons or different atomic weights)
The smallest particle of a substance; a tiny bit
A person or thing that precipitates an event or change
To congeal; to solidify, set, gel; to thicken; to curdle; to clot
To cause to take up or combine chemically with water
Process of eating or wearing away gradually usually by chemical action
Tending to wear off or down by scraping or rubbing; inclined to annoy or irritate
Tending or threatening to break into open violence; liable to sudden changes

Down

The act of combining or blending into a whole
An action in response to some influence, event etc.
Capable or susceptible of being liquefied or emulsified
To make thinner or weaker by the addition of more liquid
Resistant to treatment; unresponsive to stimulus; difficult to fuse, corrode or draw out; especially capable of enduring high temperatures
To soak thoroughly or completely; to load, fill or charge to the utmost
An agent or substance that slows, interferes or stops a chemical action
A complex made up of parts or elements put together

16 Clues: The act of combining or blending into a whole • The smallest particle of a substance; a tiny bit • An action in response to some influence, event etc. • A complex made up of parts or elements put together • To cause to take up or combine chemically with water • A person or thing that precipitates an event or change • ...

Chemistry 2016-12-15

Across

physical substance in general
a stable subatomic particle occurring in all atomic nuclei
a group of atoms bonded together
the basic unit of a chemical element
A chemical bond formed between two ions with opposite charges
elating to, measuring, or measured by the quantity of something rather than its quality
consisting of parts all of the same kind

Down

found in all atoms and acting as the primary carrier of electricity in solids
relating to, measuring, or measured by the quality of something rather than its quantity
chemical bond that involves the sharing of electron pairs between atoms
a part or aspect of something abstract
a thing that is composed of two or more separate elements; a mixture
a substance made by mixing other substances together
mass of an atom of a chemical element expressed in atomic mass units
a subatomic particle of about the same mass as a proton
unit the empirical formula of any ionic or covalent network

16 Clues: physical substance in general • a group of atoms bonded together • the basic unit of a chemical element • a part or aspect of something abstract • consisting of parts all of the same kind • a substance made by mixing other substances together • a subatomic particle of about the same mass as a proton • a stable subatomic particle occurring in all atomic nuclei • ...

chemistry 2016-11-30

Across

A nitrogen atom bonded to a carbonyl carbon
A functional group consisting of a double bond between carbon atoms
The carbonyl carbon is bonded to at least one hydrogen atom.
You add water to separate a large molecule into several smaller components.
This compound has the highest hydrogen to carbon ratio. possible.
Exothermic reaction, one of the reactants is molecular oxygen.
Changes an unsaturated compound into a saturated compound.
A molecular compound that contains a carbon atom.
Made up of many repeating units.

Down

The carbonyl carbon is bonded to to carbon atoms.
A functional group consisting of a triple bond between carbon atoms
A saturated hydrocarbon
You lose water as you combine several small molecules into a single large molecule.
A polymer of many amino acids.
Organic compound made up of only hydrogen and carbon atoms
A nitrogen atom bonded to a carbon atom

16 Clues: A saturated hydrocarbon • A polymer of many amino acids. • Made up of many repeating units. • A nitrogen atom bonded to a carbon atom • A nitrogen atom bonded to a carbonyl carbon • The carbonyl carbon is bonded to to carbon atoms. • A molecular compound that contains a carbon atom. • Organic compound made up of only hydrogen and carbon atoms • ...

Chemistry 2018-02-05

Across

/ made of two or more different atoms
mass / average mass of the types of an atom
/ negatively charged atoms
levels / the orbit electrons flow
change / chemical properties changed forming a new substance
/ positively charged atoms
/ Two or more substances that are physically combined
/ Made of the same type of atom
/ organized by energy levels

Down

change / size and shape change not chemical properties
/ neutrally charged atoms
/ Anything with 2 or more atoms
number / Amount of protons and neutrons
/ organized by valance electrons
electrons / outside electrons. Determine chemical properties
/ Anything that has mass and volume

16 Clues: / neutrally charged atoms • / negatively charged atoms • / positively charged atoms • / organized by energy levels • / Anything with 2 or more atoms • / Made of the same type of atom • / organized by valance electrons • levels / the orbit electrons flow • / Anything that has mass and volume • / made of two or more different atoms • number / Amount of protons and neutrons • ...

chemistry 2018-05-31

Across

a stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids.
(of a substance) able to be dissolved, especially in water
diverse in character or content
a chemical substance that neutralizes alkalis, dissolves some metals, and turns litmus red; typically, a corrosive or sour-tasting liquid of this kind.Often contrasted with alkali and base
error The measured value can also be called the experimental, estimated, or actual value.
a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen.
solution containing the maximum concentration of a solute dissolved in the solvent.

Down

a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron, but of opposite sign.
ratio between the amounts in moles of any two compounds involved in a chemical reaction.
property any property of matter or energy or interactions that can be measured.
change usually irreversible chemical reaction involving the rearrangement of the atoms of one or more substances
solution is one that is able to have solvents added or removed
a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained
of the same kind; alike
solution that contains a higher than saturation concentration of solute; slight disturbance or seeding causes crystallization of excess solute.
the third letter of the Greek alphabet (Γ, γ), transliterated as ‘g.’

16 Clues: of the same kind; alike • diverse in character or content • (of a substance) able to be dissolved, especially in water • solution is one that is able to have solvents added or removed • the third letter of the Greek alphabet (Γ, γ), transliterated as ‘g.’ • property any property of matter or energy or interactions that can be measured. • ...

Chemistry 2024-05-13

Across

Down

18 Clues: 5 • 2 • 3 • 7 • 4 • 6 • 8 • 1 • 9 • 11 • 17 • 14 • 15 • 13 • 16 • 12 • 18 • 10

Chemistry 2024-02-29

Across

when the shape size or phase of a substance changes
pure substance made of only one kind of atom
the smallest amount of a substance you can have
a chart where elements are arranged in order of atomic number
two or more elements chemically combined
particle with a neutral charge found in the nucleus of an atom
anything that has mass and takes up space
two or more substances combined but easily separated

Down

states that matter cannot be created or destroyed
a mixture where you are able to see the individual parts
when a completely new substance is formed
a chemical reaction where iron combines with oxygen in moist environments
negatively charged particles found outside the nucleus
the smallest amount of matter
a mixture that looks the same throughout
positively charged particle in the nucleus of an atom

16 Clues: the smallest amount of matter • a mixture that looks the same throughout • two or more elements chemically combined • when a completely new substance is formed • anything that has mass and takes up space • pure substance made of only one kind of atom • the smallest amount of a substance you can have • states that matter cannot be created or destroyed • ...

Chemistry 2024-04-03

Across

Needs heat
CaCo3
Magma
Trapped Ancient spiral animal
Peeling an onion
Early pencil
Basalt

Down

Minecraft Nether Biom (...Delta)
stomach
Igneous Rock
from brown to blue
Sedimentary Rock
Lava
Wind
Earthquake
Marble

16 Clues: Lava • Wind • CaCo3 • Magma • Marble • Basalt • stomach • Needs heat • Earthquake • Igneous Rock • Early pencil • Sedimentary Rock • Peeling an onion • from brown to blue • Trapped Ancient spiral animal • Minecraft Nether Biom (...Delta)

chemistry 2025-01-09

Across

substance that is made from atoms of two or more elements that are chemically bonded
pure substance made of only one kind of atom
depends on the amount of matter
energy of motion
occupies space
ability of a substance to undergo chemical change
depends on the type of matter

Down

measure of the amount of space that is occupied
releases energy into the surroundings
matter that has definite composition
absorbs energy from the surroundings
beginning substances that start a reaction
smallest unit of an element
amount in matter
has properties of both metals and nonmetal
substances that are formed during the reaction

16 Clues: occupies space • energy of motion • amount in matter • smallest unit of an element • depends on the type of matter • depends on the amount of matter • matter that has definite composition • absorbs energy from the surroundings • releases energy into the surroundings • beginning substances that start a reaction • has properties of both metals and nonmetal • ...

chemistry 2025-03-25

Across

formula of rust
colour of ca-EBT complex
method use to obtain pure water
soft and smooth particle in boiler pipeline
SOLUTION to use regeneration of zeolite
process of removing salts,ionic dyes from water
alkalinity practically possible
in reverse osmosis water travel from high to _ concentration
to remove o2 from boiler water

Down

hardness can be removed by boiling and filteration
EDTA is which legand _
_chemistry has high risk of accident
regeneration of CER
hydrated sodium alumino silicate known as _
hard and strong particle
green has _ atom economy

16 Clues: formula of rust • regeneration of CER • EDTA is which legand _ • colour of ca-EBT complex • hard and strong particle • green has _ atom economy • to remove o2 from boiler water • method use to obtain pure water • alkalinity practically possible • _chemistry has high risk of accident • SOLUTION to use regeneration of zeolite • soft and smooth particle in boiler pipeline • ...

Chemistry 2025-11-25

Across

A positive subatomic particle found in the nucleus.
The number of protons found in the nucleus of an atom.
A change in a substance that does not alter its chemical composition, like melting ice. (2 words)
Discovered the nucleus using the Gold Foil Experiment. (Last name)
The dense, positively charged center of an atom.
A property that describes a substance's ability to undergo a change in its chemical composition, such as flammability. (2 words)
Proposed the Plum Pudding Model where negative particles were embedded in a positive sphere.

Down

Proposed that electrons orbit the nucleus in specific energy levels, like planets around the sun.
A negative subatomic particle found orbiting the nucleus.
A new substance is formed with different properties, such as burning wood. (2 words)
A subatomic particle with no electrical charge, found in the nucleus.
The smallest unit of an element that retains the properties of that element.
A fundamental property of matter that can be observed or measured without changing the substance's identity, such as color or density. (2 words)
The theory that all matter is composed of small particles called atoms. (2 words)
Proposed that matter is made of indivisible, indestructible particles called atomos. (Last name)
Developed the Modern Atomic Theory stating that all atoms of the same element are identical.

16 Clues: The dense, positively charged center of an atom. • A positive subatomic particle found in the nucleus. • The number of protons found in the nucleus of an atom. • A negative subatomic particle found orbiting the nucleus. • Discovered the nucleus using the Gold Foil Experiment. (Last name) • A subatomic particle with no electrical charge, found in the nucleus. • ...

Lab week 2018 2018-04-27

Across

Computer system used in our lab
Labtech
Analyzer used in Chemistry
Stain used to identify bacteria
Analyzer used for CBC's
lablead
used to slow blood flow when drawing blood

Down

Another word for drawing blood
Department where cholesterol is performed
Used to spin down tubes
container used for needles
Department where PT's are performed
our time clock program
device that measures small volumes of liquid
labsupervisor
bank Department where blood typing is performed

16 Clues: Labtech • lablead • labsupervisor • our time clock program • Used to spin down tubes • Analyzer used for CBC's • container used for needles • Analyzer used in Chemistry • Another word for drawing blood • Computer system used in our lab • Stain used to identify bacteria • Department where PT's are performed • Department where cholesterol is performed • ...

Chemistry 2021-02-10

Across

A colored substance used to color materials like fabric
Giving off a type of energy that can be dangerous to humans
A substance people used to think was escaping a material substance as it burned or rusted
A process that produces a new element by changing the number of protons in an atom's nucleus
Any substance that cleans
A single type of molecule made of more than one type of atom
A chemical that fabric was soaked in to prevent its color from fading
Aristotle's fifth element that he thought composed the heavenly bodies

Down

Man-made
A process where oxygen combines with a substance
A substance to be burned that will produce energy, like wood or paper
The Law of Conservation of ____ says that substances in a chemical reaction are neither created nor destroyed.
A chemical ___ is the changing of a substance into a new substance.
Burning
Water that has high amounts of calcium, magnesium, and/or iron
A chemical found in wood ash used to make soap

16 Clues: Burning • Man-made • Any substance that cleans • A chemical found in wood ash used to make soap • A process where oxygen combines with a substance • A colored substance used to color materials like fabric • Giving off a type of energy that can be dangerous to humans • A single type of molecule made of more than one type of atom • ...

Chemistry 2021-03-04

Across

one magnesium atom and two chlorine atoms
the atomic number is 28
numbers going across the top of the periodic table
the symbol for chromium
substance made entirely of one type of atom
element that has the symbol C
group 7, period 2
within the air
atomic mass for oxygen

Down

numbers on the left side of the periodic table
2 or more atoms held together by chemical bonds
2 or more different element held together by chemical bonds
2 or more substances not chemically combined together
a compound that is used daily
amount of alkali metals on the periodic table
what is hydrogens atomic number

Chemistry 2021-03-03

Across

has a definite shape
the characteristics of an element
the letter that represents an element
the space that a substance takes up
makes up everything
divide mass by volume

Down

takes the shape of its container
has a neutral charge
similar to weight of an atom
has a negative charge
wants to escape
the dense center of an atom
has a positive charge
first designed the periodic table
substance that can not be changed
how much an element weighs

16 Clues: wants to escape • makes up everything • has a neutral charge • has a definite shape • has a negative charge • has a positive charge • divide mass by volume • how much an element weighs • the dense center of an atom • similar to weight of an atom • takes the shape of its container • the characteristics of an element • first designed the periodic table • substance that can not be changed • ...

chemistry 2018-06-01

Across

one half the distance between the nuclei of two atoms of the same element when the atoms are joined
a bond in which two atoms share two pairs of electrons
a bond format by the sharing of electrons between atoms
the ability of a substance to undergo a specific chemical change
the percent by mass of each element in a compound
a term used to refer to the mass of a mole of any substance
an electron in the highest occupied energy level of an atom
a compound composed of two elements; NaCl

Down

a high- energy proton emitted by a radio isotope
a bond formed when two atoms share a pair electrons
the percent that a measured value differs from the accepted value
a negatively charged subatomic particle
A Property that depends on the amount of matter in a sample
an electron resulting from the breaking apart of neutrons in an atom
a compound composed of positive and negative ions
a compound that produces hydrogen ions in solution;

16 Clues: a negatively charged subatomic particle • a compound composed of two elements; NaCl • a high- energy proton emitted by a radio isotope • the percent by mass of each element in a compound • a compound composed of positive and negative ions • a bond formed when two atoms share a pair electrons • a compound that produces hydrogen ions in solution; • ...

Chemistry 2024-04-29

Across

Smallest unit of an element.
how positive or negative an atom is.
ionic compound produced by reacting an acid with a base.
negatively charged ions are called.
to be broken into smaller pieces.
Lowest energy state of any atom or ion is called ground state of the atom.
What do acids produce.
two or more atoms joined together by a chemical bond is called.
The founding father of chemistry.

Down

Number of protons in an atom.
Center of an Atom.
a substance that cannot be broken down by chemical.
New Zealand scientists that figured out subatomic structure.
A beam of light.
Discovery of atoms being indivisible.
The term given to Atoms.

16 Clues: A beam of light. • Center of an Atom. • What do acids produce. • The term given to Atoms. • Smallest unit of an element. • Number of protons in an atom. • to be broken into smaller pieces. • The founding father of chemistry. • negatively charged ions are called. • how positive or negative an atom is. • Discovery of atoms being indivisible. • ...

Chemistry 2023-08-30

Across

molecule with a charge imbalance (like H20)
London ____ forces
type of bond in which electrons are shared
the combined weight of an atom's protons and neutrons
same element with different no. of neutrons
corresponds to the number of protons
fundament unit of matter
atom with a net (+) charge

Down

strong bond in which electrons are transferred
protons and neutrons live here
pos. charged particle, contributes mass
atom with a net (-) charge
neg. charged particle responsible for bonding/chemistry
a charged atom
bond btw H and a highly electronegative element (N,O,F)
particle with no charge. contributes mass

16 Clues: a charged atom • London ____ forces • fundament unit of matter • atom with a net (-) charge • atom with a net (+) charge • protons and neutrons live here • corresponds to the number of protons • pos. charged particle, contributes mass • particle with no charge. contributes mass • type of bond in which electrons are shared • molecule with a charge imbalance (like H20) • ...

chemistry 2022-02-23

Across

with equal strength combine, they cancel each other out
property can change without a new substance being formed.
how it will dissolve
the substance in which the solute dissolves to form a solution
liquid to gas
seen from the naked eye
liquid to solid

Down

property a substance that describes how it will react with other substances.
chemical saftey
amount of solute in a solution
gas to solid
made up of two pure substances
taste sour
taste bitter
the substance that dissolve to form a solution.
adding more solvent

16 Clues: taste sour • gas to solid • taste bitter • liquid to gas • chemical saftey • liquid to solid • adding more solvent • how it will dissolve • seen from the naked eye • amount of solute in a solution • made up of two pure substances • the substance that dissolve to form a solution. • with equal strength combine, they cancel each other out • ...

Science Intro CW 1 2021-08-19

Across

the study of oceans, its chemistry, and the living things found there
studies life in the past, such as studying dinosaur fossils
the study of matter at the chemical level
the study of the animal kingdom
the study of space involving both chemistry and physics

Down

the study of matter in the perspective of energy and motion
________ sciences involves studying matter to determine what is happening physically
the study of the plant kingdom
_______ sciences, which is also called biology, explore living things
studies genes and heredity
examines the structure of the earth to study its history
is the study of weather, with strong focus on predicting how weather will occur
also called life science
______ sciences involves studying our planet and its resources

14 Clues: also called life science • studies genes and heredity • the study of the plant kingdom • the study of the animal kingdom • the study of matter at the chemical level • the study of space involving both chemistry and physics • examines the structure of the earth to study its history • the study of matter in the perspective of energy and motion • ...

ChemTest 2021-05-07

Across

A liquid metal
Used to blow up balloons
Added to salt
Common element in the rotten egg nebula
The Periodic Table is a resource in this topic
Most of the atmosphere
Found in milk, bones, and chalk
A metalloid used in computer chips

Down

Superman's weakness
Most abundant metal in Earth's crust
Atoms are made of these
Created the Periodic Table
Used to make super strong magnets
The lightest element
A person who does chemistry
Element with atomic number 79

16 Clues: Added to salt • A liquid metal • Superman's weakness • The lightest element • Most of the atmosphere • Atoms are made of these • Used to blow up balloons • Created the Periodic Table • A person who does chemistry • Element with atomic number 79 • Found in milk, bones, and chalk • Used to make super strong magnets • A metalloid used in computer chips • ...

General Chemistry 2020-05-25

Across

number: The sum of the number of protons and neutrons in its nucleus
bond: Formed by losing and gaining of electrons between metal and nonmetal
Uncharged particle found within the atomic nuclei
figures: The digits in any measurement that are known with certainty plus one digit which is uncertain
it is a branch of chemistry that studies the chemical processes within and relating to living organisms. Biochemical processes give rise to the complexity of life.
The quantity of matter in the body
Formed when atom loses or gains electron
chemistry: the branch of chemistry concerned with the application of the techniques and theories of physics to the study of chemical systems.
mixture: Called as solution: a mixture with uniform composition.
a period of time equal to sixty seconds or a sixtieth of an hour.
level: Specific energy value of electrons for an atom
Horizontal row in the periodic table
mixture: Mixture whose a composition varies from position to position within a sample.
the quality, condition, or fact of being exact and accurate.
Substance consisting of only one kind of atom
Separates components of mixture at different boiling points.
Positively:charged subatomic particle of an atom
the size: length: or amount of something: as established by measuring.
the closeness of a single measurement to its true value
physical property: physical property that does not depend on the size or amount of the sample
phase change in which liquid is converted to gas
the branch of science that deals with the identification of the substances of which matter is composed; the investigation of their properties and the ways in which they interact: combine: and change; and the use of these processes to form new substances.
The amount of space occupied by a substance
Elements found in the zigzag order in the periodic table
Phase change in which liquid is converted to solid
Elements at the left side and in the center of the periodic table

Down

a substance that flows freely but is of constant volume: having a consistency like that of water or oil.
Anything that has mass and occupies space
a substance or object that is solid rather than liquid or fluid
inner transition elements located in the first row of the f:block in the periodic table
compound: Compound that consists of two charged ions
Group 7A elements
Composed of two or more substances: combined physically in variable proportions
separation: The separation of elemental metals from the mixtures
the measurement or extent of something from end to end
rule: states that atoms other than hydrogen tend to form bonds until surrounded by eight valence electrons
Organic compound with carbon and oxygen only
movement of one fluid through another.
the fundamental unit of length in the metric system: equal to 100 centimeters or approximately 39.37 inches.
a substance or matter in a state in which it will expand freely to fill the whole of a container: having no fixed shape and no fixed volume.
gas: insert gas located at the rightmost side of the periodic table
a metric unit of length: equal to one hundredth of a meter.
Phase change that involves the conversion from solid to liquid
Chemistry: it is a branch of chemistry that deals with synthesis and behavior of inorganic and organometallic compounds.
Element that appears at the far right side of the periodic table
Negatively:charged subatomic particle of an atom
Ratio of the mass of an object to the volume occupied by that object.
chemistry: it is a branch of chemistry that studies the structure: properties and reactions of organic compounds: which contain carbon in covalent bonding. Study of structure determines their chemical composition and formula.
Process in which the solid particles are filtered to allow the liquid or filtrate to pass through the filter: and be collected as residue
chemistry: it is a branch of chemistry that studies and uses instruments and methods used to separate: identify: and quantify matter.
mass: Indicates that one mole of an element has a mass in grams numerically equal to its atomic mass units
a metric unit of capacity: formerly defined as the volume of one kilogram of water under standard conditions: now equal to 1:000 cubic centimeters

52 Clues: Group 7A elements • The quantity of matter in the body • Horizontal row in the periodic table • movement of one fluid through another. • Formed when atom loses or gains electron • Anything that has mass and occupies space • The amount of space occupied by a substance • Organic compound with carbon and oxygen only • Substance consisting of only one kind of atom • ...

Chemistry Crossword 2020-05-24

Across

A unit of measurement equal to 100 centimeters.
A metric unit of mass equal to one thousandth of a kilogram.
The branch of chemistry dealing with the relations between the physical properties of substances and their chemical composition and transformations.
The amount of space that is contained within an object or solid shape.
The study of the sources, reactions, transport, and fates of chemical species involving all environmental spheres.
A physical process that results in the phase transition of a substance from a solid to a liquid.
The process of separating the components or substances from a liquid mixture by using selective boiling and condensation.
A process of separating out different parts of chemical mixtures onto an absorbent material that can then be individually analyzed.
Consist of coarse particles which are visible to the naked eyes.
Simplest substance cannot be broken down using chemical reaction.
Slightly close to each other; mid high density. state of matter
American system of measurement units.
The assignment of a number to a characteristic of an object or event, which can be compared with other objects or events.
Consist of a dispersed phase or the substance that is dissolved.
The branch of chemistry concerned with the quantities of heat evolved or absorbed during chemical reactions.
The process of a substance in a liquid state changing to a gaseous state due to an increase in temperature and/or pressure.
A process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid.
Process by which an atom or a molecule acquires a positive or negative charge.
Measures the quantity of matter regardless of both its location in the universe and the gravitational force applied to it.
Process by which genetic material is broken and joined to other genetic material.
Closely packed; high density. State of matter
A sub-discipline of chemistry that focuses on the chemical synthesis, structure, chemical and physical properties of polymers and macromolecules.
A substance that does not dissolve in a solvent to give a reasonable concentration.
A material made up of two or more different substances which are physically combined.

Down

A branch of chemistry that deals with the identification of compounds and mixtures.
The separation of a component from its mixture by selective solubility.
A branch of chemistry that study all compounds that do NOT contain carbon compounds.
The solidification of atoms or molecules into a highly structured form called a crystal.
A method in which two or more components of different sizes are separated from a mixture on the basis of the difference in their sizes.
Defined as a scale used for labeling variables into distinct classifications and doesn’t involve a quantitative value or order.
A phase change of matter that results in the production of a solid.
A process or reaction that releases energy from the system to its surroundings.
Refers to the phase change from gas to solid.
A hot ionized gas consisting of approximately equal numbers of positively charged ions and negatively charged electrons.
Mixture that has the same uniform appearance and composition throughout.
The transition from the solid phase to the gas phase without passing through an intermediate liquid phase.
Process which requires or absorbs energy from its surroundings
A branch of science that deals with the form and properties of matter and substances or the interaction between individuals.
A branch of chemistry that study molecules that contain carbon compounds.
Measurement that uses the meter, liter, and gram as base units.
Chemistry that deals with the chemical compounds and processes occurring in organisms.
Far apart; freely moving. State of matter
The branch of chemistry which develops theoretical generalizations that are part of the theoretical arsenal of modern chemistry.
Each of the digits of a number that are used to express it to the required degree of accuracy, starting from the first nonzero digit.
Occupies space and has mass
A substance formed when two or more chemical elements are chemically bonded together.
Defined as a variable measurement scale used to simply depict the order of variables and not the difference between each of the variables.
Ability of solute to dissolve in a solvent.
Concerned with using chemical and physical processes to transform raw materials into products that are beneficial to humanity.
A type of mixture in which all the components are completely mixed and all the particles can be seen under a microscope.

50 Clues: Occupies space and has mass • American system of measurement units. • Far apart; freely moving. State of matter • Ability of solute to dissolve in a solvent. • Refers to the phase change from gas to solid. • Closely packed; high density. State of matter • A unit of measurement equal to 100 centimeters. • A metric unit of mass equal to one thousandth of a kilogram. • ...

Marine Crossword 2020-11-05

Across

gas which has been diluted in another material
composition of H20
the amount of matter in an object
one of the four groups of essential nutrients
what mammals breathe
caused by the uptake of carbon dioxide from the atmosphere
can be caused by wind, water, or other natural agents
the study of chemical processes within and relating to living organisms
a small layer in a large body of water, where the temperature changes much more drastically
the average is 60.9*F
composed of mainly sodium chloride

Down

the branch of chemistry that deals with inorganic compounds
produced by humans exhaling
when something dissolves or is broken apart
makes up 71% of the Earth's Atmosphere
determined by calculating the length, width, and height of the occupied space by an object
amount of salt dissolved in a body of water
the---- of ice is less than water
studies the structure, properties and reactions of organic compounds, which contain carbon in covalent bonding

19 Clues: composition of H20 • what mammals breathe • the average is 60.9*F • produced by humans exhaling • the amount of matter in an object • the---- of ice is less than water • composed of mainly sodium chloride • makes up 71% of the Earth's Atmosphere • when something dissolves or is broken apart • amount of salt dissolved in a body of water • ...

Environmental Science 01 2021-09-13

Environmental Science 01 crossword puzzle

Across

the study of human populations.
the study of animals.
the study of the relationship between human populations and Earth’s features.
the study of living organisms.
the science by which matter and energy are made useful to humans in structures, machines, and products.
the study of Earth’s nonliving systems and the planet as a whole.
the study of plants.
the study of Earth’s atmosphere and climate.
the study of human population dynamics and statistic

Down

the study of fossils and ancient life.
the study of Earth’s water resources.
the study of microorganisms.
the study of matter and energy.
the study of chemicals and their interactions.
branch of geology, is the study of the chemistry of materials such as rocks, soil, and water.
the study of the interactions of the biological, cultural, geographical, and historical aspects of humankind.
the study of how organisms interact with their environment and each other.
the study of Earth’s surface, interior processes, and history.
the study of the chemistry of living things.

19 Clues: the study of plants. • the study of animals. • the study of microorganisms. • the study of living organisms. • the study of human populations. • the study of matter and energy. • the study of Earth’s water resources. • the study of fossils and ancient life. • the study of the chemistry of living things. • the study of Earth’s atmosphere and climate. • ...

Unit 4 2013-03-03

Across

luidruchtig
schoolvak
biologie
pauze
disco
aardrijkskunde
natuurwetenschappen
muziek
Frans
scheikunde

Down

cijfer
lichamelijkeopvoeding
geschiedenis
studeren
lui
hoofdstuk
Engels
opleiding
wiskunde
expert

20 Clues: lui • pauze • disco • Frans • cijfer • Engels • muziek • expert • studeren • biologie • wiskunde • schoolvak • hoofdstuk • opleiding • scheikunde • luidruchtig • geschiedenis • aardrijkskunde • natuurwetenschappen • lichamelijkeopvoeding

Science 2012-12-03

Across

Down

20 Clues: 5 • 2 • 9 • 3 • 7 • 1 • 4 • 8 • 6 • 15 • 16 • 11 • 14 • 10 • 19 • 20 • 18 • 17 • 13 • 12

Unit 1 Forever young 2021-10-05

Across

jubileum
goederen
laatste
uiteindelijk
scheikunde
stimuleren
karnemelk
prima
Asian

Down

mijl
verdwijnen
invloed
muzikant
verzamelaar
host
oorspronkelijk
houding
zijden
zenuwachtig
moskee

20 Clues: mijl • host • prima • Asian • zijden • moskee • invloed • laatste • houding • jubileum • muzikant • goederen • karnemelk • verdwijnen • scheikunde • stimuleren • verzamelaar • zenuwachtig • uiteindelijk • oorspronkelijk

Spanish Vocab Cross Word 2021-10-13

Spanish Vocab Cross Word crossword puzzle

Across

difficult
fantastic
art
P.E.
Literature
biology
fun
music
chemistry
science

Down

interesting
math
spanish
easy
algebra
boring
chorus
great
terrible
band

20 Clues: art • fun • math • easy • P.E. • band • great • music • boring • chorus • spanish • algebra • biology • science • terrible • difficult • fantastic • chemistry • Literature • interesting

Francais 3b 2022-05-04

Across

energetic
computers
English
hard
history
math
physics
Spanish
P.E.
supplies
language

Down

interesting
science
easy
biology
smart
funny
chemistry
music
German

20 Clues: easy • hard • math • P.E. • smart • funny • music • German • science • English • biology • history • physics • Spanish • supplies • language • energetic • computers • chemistry • interesting

vocab 2022-05-04

Across

explicar
biologia
tiempo
entregar
armario
informe
literatura
labratorio
asiento
palabra
respetar

Down

proyecto
quimica
tijeras
grapadora
geografia
historia
regla
materiales
contestar

20 Clues: regla • tiempo • quimica • tijeras • armario • informe • asiento • palabra • explicar • proyecto • biologia • historia • entregar • respetar • grapadora • geografia • contestar • materiales • literatura • labratorio

Chemistry Crossword Puzzle 2022-05-10

Chemistry Crossword Puzzle crossword puzzle

Across

pen
fdbkgdr
rhure
eher
dghhk
scientific study
hdrg
dhf
gtg3iwgr

Down

dvhdg
ffherk
fgeit
huhr
ethut
dbhekbg
fhk
rhgekughe
blair
bfdkb
fgdhge

20 Clues: pen • fhk • dhf • huhr • eher • hdrg • dvhdg • fgeit • rhure • ethut • dghhk • blair • bfdkb • ffherk • fgdhge • fdbkgdr • dbhekbg • gtg3iwgr • rhgekughe • scientific study

Krustvārdu mīkla 2022-05-20

Across

nauda
ieteikts
palielināt
iespēja
izaicinājums
kvalitāte
mainīgs
zināšanas
izskats

Down

draugs
ķīmija
nekā
vispārīgi
cilvēki
bremzes
pieejams
valoda
zaudēt
priekšrocība
ticēt

20 Clues: nekā • nauda • ticēt • draugs • ķīmija • valoda • zaudēt • cilvēki • bremzes • iespēja • mainīgs • izskats • ieteikts • pieejams • vispārīgi • kvalitāte • zināšanas • palielināt • izaicinājums • priekšrocība

the periodic table:) 2022-09-25

Across

Down

d
p
m
l
Table r
s
a
t
e
f

20 Clues: d • n • p • m • j • l • c • o • s • a • g • t • k • e • q • h • f • b • i • Table r

Spanish/Alejandro 2023-09-21

Across

history
biology
tohavedinner
computerscience
totheleftof
wastebasket
english
tohavebreakfast
totherightof
businessadministration
psychology

Down

economics
bookstore
mathematics
because
libary
chemistry
physics
toarrive
nextto;besides

Spanish/Alejandro 2023-09-21

Across

history
biology
tohavedinner
computerscience
totheleftof
wastebasket
english
tohavebreakfast
totherightof
businessadministration
psychology

Down

economics
bookstore
mathematics
because
libary
chemistry
physics
toarrive
nextto;besides

unit 2 Onni 2019-10-09

Across

maili
käsityö
jäädä
rummut
vielä
olettaa
kahdesti
kemia
vaikuttaa
potkia

Down

kolo
viime aikoina
epäonnistutuminen
rannekoru
soutuvene
hukkua
tapahtua
kuukausi
päättää
lähtien

20 Clues: kolo • maili • jäädä • vielä • kemia • hukkua • rummut • potkia • käsityö • päättää • olettaa • lähtien • tapahtua • kuukausi • kahdesti • rannekoru • soutuvene • vaikuttaa • viime aikoina • epäonnistutuminen

Violet Curry - Vocab Words 2020-10-07

Violet Curry - Vocab Words crossword puzzle

Across

music
exam
semester
psychology
art
quiz
chemistry
course
eraser
laboratory

Down

homework
clock
library
window
history
schedule
Spanish
house
school
sociology

20 Clues: art • exam • quiz • music • clock • house • window • school • course • eraser • library • history • Spanish • homework • semester • schedule • chemistry • sociology • psychology • laboratory

Violet Curry - Vocab Words 2020-10-07

Across

music
exam
semester
psychology
art
quiz
chemistry
course
eraser
laboratory

Down

homework
clock
library
window
history
schedule
Spanish
house
school
sociology

Education 2020-05-18

Across

długopisżelowy
historia
muzyka
piórnik
teczka
temperówka
kalkulator
linijka
plastyka

Down

biologia
chemia
gumka
fizyka
zakreślacz
taśma klejąca
przyroda
spinacz
zszywacz
klej
planlekcji

20 Clues: klej • gumka • chemia • fizyka • muzyka • teczka • spinacz • piórnik • linijka • biologia • historia • przyroda • zszywacz • plastyka • zakreślacz • temperówka • kalkulator • planlekcji • taśma klejąca • długopisżelowy

School vocabulary 2020-11-22

Across

oppitunti
lukujärjestys
pulpetti
kansio
rehtori
jälki-istunto
historia
fysiikka
laskin
oppia
opiskella

Down

vihko
uskonto
kemia
läksyt
matematiikka
maantieto
lyijykynä
oppiaine
arvosana

20 Clues: vihko • kemia • oppia • kansio • läksyt • laskin • uskonto • rehtori • pulpetti • historia • fysiikka • oppiaine • arvosana • oppitunti • maantieto • lyijykynä • opiskella • matematiikka • lukujärjestys • jälki-istunto

Module 2 2025-01-02

Across

lápiz
cantar
cinturón
cálculo
botas
falda
mirar
proyecto
corbata
geometría
camiseta

Down

aprender
pantalla
cuaderno
tijeras
mochila
química
horario
contar
teclado

20 Clues: lápiz • botas • falda • mirar • cantar • contar • tijeras • cálculo • mochila • química • horario • corbata • teclado • aprender • pantalla • cuaderno • cinturón • proyecto • camiseta • geometría

kpl 5 sanastoa 2023-04-11

Across

käsityö
pääkaupunki
nykyaikainen
liikunta
suomenkieli
Tukholma
fysiikka
kartta
suomalainen
historia
biologia

Down

luokka
uskoa
puhua
hampaat
mielenkiintoinen
kemia
musiikki
maantieto
sairaana
sairaana

21 Clues: uskoa • puhua • kemia • luokka • kartta • käsityö • hampaat • musiikki • liikunta • sairaana • sairaana • Tukholma • fysiikka • historia • biologia • maantieto • pääkaupunki • suomenkieli • suomalainen • nykyaikainen • mielenkiintoinen

En la Clase 2025-02-24

Across

Thursday
Tuesday
psychology
computer science
Spanish
Wednesday
mathematics
biology
history

Down

art
Friday
geography
chemistry
literature
Sunday
English
sciences
music
Monday
Saturday

20 Clues: art • music • Friday • Sunday • Monday • Tuesday • English • Spanish • biology • history • Thursday • sciences • Saturday • geography • chemistry • Wednesday • literature • psychology • mathematics • computer science

Previous Page 12 of 100 Next