periodic table Crossword Puzzles
Chemistry 2023-05-18
Across
- A substance that contains only one kind of atom
- Formed by the atom losing valence electrons
- Anything that has mass and takes up space
- An atom that has a different number of neutrons from the element seen on the Periodic Table
- The ability of an atom in a molecule to attract electrons towards itself
- Horizontal columns on the Periodic Table
- A substance that has two or more types of atoms that are chemically combined
- An atom or group of atoms that has a positive or negative charge
- Is a state of matter that has a definite shape and volume
Down
- A combination of two or more substances
- Formed by the atom gaining valence electrons to have a valence of 8
- Is the state of matter that has NO definite shape or volume
- A substance breaks down into two or more simpler substances
- Has no fixed shape or volume, is less dense than solids or liquids
- Vertical columns on the Periodic Table
- The substance you start with
- Two substances combine to form a single new substance
- Smallest particle of an element
- The substance you end up with
- Has a definite volume but takes the shape of its container
20 Clues: The substance you start with • The substance you end up with • Smallest particle of an element • Vertical columns on the Periodic Table • A combination of two or more substances • Horizontal columns on the Periodic Table • Anything that has mass and takes up space • Formed by the atom losing valence electrons • A substance that contains only one kind of atom • ...
Stile: Elements and Compounds 2025-01-16
Across
- without breaking
- A substance made up of only one type of atom
- A symbol that shows the chemical composition of a substance
- Able to be hammered or pressed into
- An element that is highly non-reactive
- Easily broken
- An element that typically does not conduct heat or electricity
- A grid arrangement of all known chemical elements
- One or two letters used to represent an element
- A substance made up of two or more types of atoms bonded together
Down
- The temperature at which a substance changes from solid to liquid
- attractive force that holds two atoms together
- The number by which elements are ordered in the periodic table
- A shiny element that conducts heat and electricity
- Tending to chemically interact with other substances
- A column in the periodic table
- temperature which a substance changes from liquid to gas
- The smallest particle of an element
- No atoms can be created or destroyed during a chemical reaction.
- A single substance without anything mixed in
- The re-arrangement of atoms to form one or more new substances
- Tending not to chemically interact with other substances
- A row in the periodic table
- A group of atoms bonded together
- A repeating arrangement of atoms in a solid
25 Clues: Easily broken • without breaking • A row in the periodic table • A column in the periodic table • A group of atoms bonded together • The smallest particle of an element • Able to be hammered or pressed into • An element that is highly non-reactive • A repeating arrangement of atoms in a solid • A substance made up of only one type of atom • ...
Chemistry 2023-12-05
Across
- Smallest particle of an element
- A horizontal row of elements in the periodic table
- Compound A chemical compound that results from the sharing of electrons.
- Metal One of the elements in Groups 3 through 12 of the periodic table. Can have more than one type of charge.
- A positively charged ion (Lose electrons)
- Anything that has mass and takes up space
- The ability of an atom to attract a pair of electrons
- A combination of two or more substances that are not chemically combined
- A substance made up of atoms of two or more different elements joined by chemical bonds
- A negatively charged ion (Gain electrons)
- the amount of matter in an object
Down
- A column on the periodic table
- Compound A compound that consists of positive and negative ions, a complete transfer of ions.
- An element that has properties of both metals and nonmetals
- Electron Electrons on the outermost energy level of an atom
- Elements that are good conductors of heat and electric current.
- Ion Groups of atoms that stay together and have an overall charge and one name
- an element that conducts heat and electricity poorly
- A pure substance made of only one kind of atom
- Atoms or groups of atoms that have a positive or negative charge
20 Clues: A column on the periodic table • Smallest particle of an element • the amount of matter in an object • A positively charged ion (Lose electrons) • Anything that has mass and takes up space • A negatively charged ion (Gain electrons) • A pure substance made of only one kind of atom • A horizontal row of elements in the periodic table • ...
Crossword Puzzle 10 points 2025-05-22
Across
- Basic unit of chemical element
- The mass of a single atom
- Atom with the same number of protons but different number of neutrons
- The number of protons in the nucleus of it's atoms
- A subatomic particle with a negative electric charge that is found in all atoms
- A horizontal row of elements in the periodic table
- An atom or group of atoms that have a positive or negative charge
- A pure substance made up of only one type of atom
- A negatively charged ion
- Positively charged subatomic particle found in nucleus of an atom
- A subatomic particle found within the nucleus of an atom
Down
- State of matter which particles have no fixed shape or volume
- Chemical element that exhibits some metal and some non-metal properties
- Specific patterns that are present in the periodic table
- A letter or pair of letters used to represent a chemical element
- Gas, extremely low reactivity
- A form of matter that takes the shape of it's container
- An ion with a positive charge
- Lustrous, good conductors of heat and electricity
- Substance that maintains it's own shape and volume
- Anything that has mass and takes up space
- A column in the periodic table
22 Clues: A negatively charged ion • The mass of a single atom • Gas, extremely low reactivity • An ion with a positive charge • Basic unit of chemical element • A column in the periodic table • Anything that has mass and takes up space • Lustrous, good conductors of heat and electricity • A pure substance made up of only one type of atom • ...
Jesser's Chemicles NoLeDgE 2021-10-16
20 Clues: Tongs • Beaker • Formula • Halogen • Sulphur • Fluorine • Alkaline • crucible • Chlorine • Condenser • Test Tube • Titration • Thermometer • Bunsen Burner • Periodic Table • Scale (weight) • Volumetric Flask • Erlenmeyer Flask • Respirator (mask) • Graduated Cylinder
Chemistry 2023-09-29
Across
- The compound for water.
- The state of matter being changed.
- Gas, liquid, solid
- The name of the table that hold all of the elements
- The action of two or more things being mixes together chemically.
- An atom with an uneven number of protons and neutrons.
- What element we breath.
Down
- The amount of that atom in the compound.
- First element on the periodic table.
- The electrons on the outer most shell of an atom.
- Two or more substances being mixed together non-chemically.
- The number at the top of the elements card.
- What is viewed on the periodic table.
- The neutrons and protons added together approximately.
- Two or more elements being chemically combines.
15 Clues: Gas, liquid, solid • The compound for water. • What element we breath. • The state of matter being changed. • First element on the periodic table. • What is viewed on the periodic table. • The amount of that atom in the compound. • The number at the top of the elements card. • Two or more elements being chemically combines. • The electrons on the outer most shell of an atom. • ...
Matter 2021-02-16
Across
- earth Any of the six chemical elements that comprise Group 2 (IIa) of the periodic table.
- A tiny bit of matter that makes up everything in the universe.
- The information centre of the cell.
- A chemical element that forms a salt when it reacts with metal.
- A substance whose atoms all have the same number of protons.
- A chemical element that forms a simple substance having properties intermediate between those of a typical metal and a typical nonmetal.
- The amount of a substance in a defined space.
- number The sum of the number of nucleons in an atom.
- An elementary particle that is identical with the nucleus of the hydrogen atom.
- A row of chemical elements.
- An uncharged elementary particle that has a mass nearly equal to that of the proton.
- The spontaneous net movement of solvent molecules through a selectively permeable membrane into a region of higher solute concentration.
- metal Any of the six chemical elements that make up Group 1 (Ia) of the periodic table.
Down
- A chemical element that forms a simple substance having properties intermediate between those of a typical metal and a typical nonmetal.
- The negatively charged particles of atoms.
- number The number of a chemical element in the periodic system.
- number The number of protons found in the nucleus of every atom of that element.
- Lattice of positive ions surrounded by a cloud of delocalized electrons.
- A group of two or more atoms that form the smallest identifiable unit.
- table A tabular array of the chemical elements organized by atomic number.
- The ability to do work.
- A material formed by chemically bonding two or more chemical elements.
- The movement of a substance from an area of high concentration to an area of low concentration.
- A chemical element that forms a salt when it reacts with metal.
- Any of various self-contained units of matter or energy that are the fundamental constituents of all matter.
- Smallest unit into which matter can be divided without the release of electrically charged particles.
- A chemical notation of one or two letters representing a chemical element.
- A vertical column in the Periodic Table.
- theory A fundamental theory of matter that explains physical properties in terms of the motion of atoms and molecules.
- Anything that has mass and volume.
30 Clues: The ability to do work. • A row of chemical elements. • Anything that has mass and volume. • The information centre of the cell. • A vertical column in the Periodic Table. • The negatively charged particles of atoms. • The amount of a substance in a defined space. • number The sum of the number of nucleons in an atom. • ...
Properties of Elements 2021-10-22
Across
- rarely react with anything
- an organization of the elements based on chemical properties
- anything that has mass and takes up space
- a phase of matter that has no definite shape or volume
- elements that are not metals or nonmetals
- the number assigned to an element, based on the number of protons
- bad conductors of heat and electricity
- a characteristic of a substance that determines how it interacts with other substances
- a substance that produces or speeds up a chemical reaction without being affected itself
Down
- created the periodic table of elements
- the physical condition of a state of matter (solid, liquid or gas
- center of an atom, composed of protons and neutrons
- a pure substance made of only one type of atom
- a row of elements on the periodic table of elements
- a characteristic of a substance that can be changed without changing it chemically (size/shape/density)
- a phase of matter that has a definite volume and shape
- good conductors of heat and electricity
- a type of matter defined by a unique particle
- a column of elements on the periodic table of elements
- the amount of mass per unit volume
- the smallest particle in an element
- a phase of matter that has definite volume but no definite shape
22 Clues: rarely react with anything • the amount of mass per unit volume • the smallest particle in an element • created the periodic table of elements • bad conductors of heat and electricity • good conductors of heat and electricity • anything that has mass and takes up space • elements that are not metals or nonmetals • a type of matter defined by a unique particle • ...
Yr 8 Science 2020-07-14
Across
- a row in the periodic table
- drugs that are taken for enjoyment
- an element from group 7 of the periodic table
- a characteristic that makes an organism better suited to living in its environment
- substances such as those in cigarettes which cause cancer
- a substance that has dissolved in a solvent
- an animal that eats just plants
- an example of anerobic respiration
- the process by which sugars are made using carbon dioxide and water in the presence of sunlight
- a column in the periodic table
- the repeating unit in a polymer
- fats and oils
Down
- a method used to separate two liquids with different boiling points
- Darwin's theory that explains why populations change with time
- the elements of group 7 in the periodic table
- a type of chemical reaction where a more reactive element takes the place of a less reactive element in a compound
- the molecule that carries oxygen around the body
- biological catalysts that help break down food in the gut
- genetic material
- we have 46 of them in most cells in our body
- the idea that organisms in a food web depend on each other for survival
- hard brittle materials that break easily when stretched
- the type of respiration for which oxygen is required
- the chemical we use to test for starch
24 Clues: fats and oils • genetic material • a row in the periodic table • a column in the periodic table • an animal that eats just plants • the repeating unit in a polymer • drugs that are taken for enjoyment • an example of anerobic respiration • the chemical we use to test for starch • a substance that has dissolved in a solvent • we have 46 of them in most cells in our body • ...
Chemistry Crossword!!! 2014-11-04
Across
- Compound formed when two nonmetals combine
- a system in which the products can escape
- characteristics used to describe a substance
- created the organization for the periodic table of elements
- A compound that is created by combing a metal and non-metal
- the substances that start the reaction
- the orbit of electrons around a nucleus in an atom
- the 7 horizontal rows in the periodic table
- elements with metal and non metal properties
- a chemical reaction that is formed when oxygen reacts with a substance that gives off energy
- Element that is brittle before heated
- matter going from a solid to liquid
Down
- An Organic Catalyst
- These chemists wrote the first chemistry text and created beakers and other lab equipment
- Found in the 18th group on periodic table of elements
- stands for workplace hazardous material information system
- a physical property found in metals and carbon
- Number that represents number of electrons and protons in one atom of elements
- A higher_________ creates a faster reaction rate
- Another word for a mechanical mixture
- Comes from the Greek word meaning juice of a plant
- the amount of mass in a given volume
- A chemical reaction that releases heat
- anything with mass or that occupies space
- Subatomic particles that are neutrally charged
25 Clues: An Organic Catalyst • matter going from a solid to liquid • the amount of mass in a given volume • Another word for a mechanical mixture • Element that is brittle before heated • the substances that start the reaction • A chemical reaction that releases heat • a system in which the products can escape • anything with mass or that occupies space • ...
Chemistry Crossword: Seth.Villamil 2014-11-06
Across
- The lonely element with zero neutrons.
- Symbols put together to create an equation consisting of the 'reactants' and 'products'.
- Smallest part of an element.
- A compound made from a metal and a non-metal
- The word 'EVERYTHING' is made up of.
- Organization of elements are placed on this chart.
- A mixture in which is cloudy and the substances can be separated.
- An atom that has become electrically charged.
- The element with six protons,neutrons and electrons.
- The mass of an atom in an element.
- Family '17' on the periodic table.
- A neutrally charged sub-atomic particle.
Down
- The family of gases on group '18'.
- Two substances together that look like 'one'.
- Without ____ fire cannot start. (Fuel,Air and ____)
- A compound made from two non-metals.
- Not as reactive as Alkali Metals.
- Elements across the Periodic table that become less metallic from left to right.
- A reaction in witch two or more substances react to create a new substance.
- Number of Protons and Electrons.
- Negative ionic charge.
- A mixture in witch all the substances are individually visible.
- Solid,Liquid and Gas are all forms of...
- More like 'families' on the Periodic table.
- Positive ionic charge.
- A pure substance.
26 Clues: A pure substance. • Negative ionic charge. • Positive ionic charge. • Smallest part of an element. • Number of Protons and Electrons. • Not as reactive as Alkali Metals. • The family of gases on group '18'. • The mass of an atom in an element. • Family '17' on the periodic table. • A compound made from two non-metals. • The word 'EVERYTHING' is made up of. • ...
Science Unit B 2014-11-03
Across
- experimented with the behavior of gases
- the 7 rows in the periodic table
- book describing the achievements of alchemists
- a compound formed when 2 non-metals combine
- NaCl
- 1 electron 1 proton and 0 neutrons
- organic catalyst
- no additional material is allowed to enter or leave
- the 18 columns in the periodic table
- an atom or group of atoms that become electrically charged because it has lost or gained electrons
- a new substance produced in a chemical reaction
Down
- absorbs heat
- material is allowed to leave and enter
- occurs when oxygen reacts with a new substance to form a new substance and give off energy
- Workplace Hazardous Materials Information System
- hardest material on the Mohs' hardness scale
- the mass of the reactants always equal the mass of the products
- Slow chemical change that occurs when oxygen in the air reacts to metal
- releases heat
- studied chemical reactions
- a substance that reacts with another substance or substances to create something new
- substances that help a reaction proceed faster
- the last Alkali metal on the Periodic table of elements
- used the word "Atomos"
- Gas to Solid and vice versa
- number that represents the number of atoms
- "indivisible'
27 Clues: NaCl • absorbs heat • releases heat • "indivisible' • organic catalyst • used the word "Atomos" • studied chemical reactions • Gas to Solid and vice versa • the 7 rows in the periodic table • 1 electron 1 proton and 0 neutrons • the 18 columns in the periodic table • material is allowed to leave and enter • experimented with the behavior of gases • ...
Chemical Reactions 2023-03-10
Across
- RbI-->
- True or False: K3P --> K3 + P
- The charge nitrogen forms when it becomes "nitride"
- The diatomic element in period 3 of the Periodic Table
- Complete the reaction: CH4 + O2 -->
- K + F2 -->
- CH2O + O2 -->
- The anacronym to remember the 7 diatomic elements.
- The group of decomposition exceptions that decomposes into a metal oxide and carbon dioxide.
- The diatomic element in Group 16.
- The only diatomic element on the left side of the Periodic Table
- N2 + Cl2 -->
- The charge Barium forms when it makes a compound.
- The diatomic element in Group 15.
Down
- Complete the reaction: Al + O2 -->
- The type of compound we represent as "CxHy"
- True or False: Al2 + S3 --> Al2S3
- Complete the reaction: BaO-->
- Both combustion reactions and hydroxide decompositions have this compound in their products.
- The charge Aluminum forms when it makes a compound.
- CH3OH + O2 -->
- The diatomic element in period 5 of the Periodic Table
- The only liquid diatomic element.
- The charge oxygen forms when it becomes "oxide"
- The group of decompositoin exceptions that decomposes into a metal oxide and water.
- Complete the reaction: KOH-->
- True or False: BaCO3 --> BaO + CO2
- Sr + N2 -->
- Na3P-->
- Both combustion reactions and carbonate decompositions have this compound in their products.
30 Clues: RbI--> • Na3P--> • K + F2 --> • Sr + N2 --> • N2 + Cl2 --> • CH2O + O2 --> • CH3OH + O2 --> • Complete the reaction: BaO--> • Complete the reaction: KOH--> • True or False: K3P --> K3 + P • The only liquid diatomic element. • The diatomic element in Group 16. • The diatomic element in Group 15. • True or False: Al2 + S3 --> Al2S3 • Complete the reaction: CH4 + O2 --> • ...
unit 3 matter 2023-01-17
Across
- particles with an electronic charge
- when an atom loses electrons
- material such as copper wire through which electrons move easier
- electrically neutral particles inside the nucleus of an atom
- elements in groups of 3 to 12 of the periodic table
- they combine really good with other elements
- center of an atom
- the particles move fast
- fluorine, and chlorine, are called halogens
- the number of protons in an atom
- verticle row in the periodic table
- atom of an element that has a specific number of neutrons
- organized list of all known elements arranged by atomic number
Down
- they are good conductors
- the chemical symbol surrounded by dots
- an element is matter that is composed by only one type of atom
- element that is normally a gas or a solid at room temp
- elements in the same group have the same number of electrons in their outer most energy levels
- the number of protons and neutrons
- a charged particle that has either more or fewer electrons than protons
- a charged particle that has more or fewer electrons than protons
- a good conductor of heat and electricity
- particle in the nucleus with a electric charge of +1
- horizontal row in the periodic table
24 Clues: center of an atom • the particles move fast • they are good conductors • when an atom loses electrons • the number of protons in an atom • the number of protons and neutrons • verticle row in the periodic table • particles with an electronic charge • horizontal row in the periodic table • the chemical symbol surrounded by dots • a good conductor of heat and electricity • ...
Treasures of the Earth 2021-01-19
Across
- The place where most elements come from
- A stable subatomic particle with no charge
- Metal that does not rust. Near-perfect reflector of thermal infrared light.
- A stable subatomic particle with a charge of negative electricity
- Mineral that turns flame green and contains copper within it
- Weakens metal. Removed from metals when they are smelted.
- Another name for uncured silicone.
- One of the world's strongest alloys. Carbon is needed to produce this metal.
Down
- A stable subatomic particle with a charge of positive electricity
- reaction where two or more atomic nuclei are combined to form one or more different atomic nuclei
- Referred to as "Treasures of the Earth"
- Copper and tin combined to make stronger and sharper weapons of this material.
- Needed to free copper from oxygen. This element is provided by charcoal.
- Atomic number 26 on the Periodic Table. Its discovery led to the Industrial Revolution.
- Atomic number 29 on the Periodic Table. Discovered in fire from burnt Malachite.
- Nest China's national stadium. Built with steel in an elaborate design.
- Smallest unit of mass; makes up elements
- Atomic number 13 on the Periodic Table. An extremely light, flexible metal. Shares properties with steel.
- Molecules and atoms movement speed.
- Strongest material in the world.
20 Clues: Strongest material in the world. • Another name for uncured silicone. • Molecules and atoms movement speed. • Referred to as "Treasures of the Earth" • The place where most elements come from • Smallest unit of mass; makes up elements • A stable subatomic particle with no charge • Weakens metal. Removed from metals when they are smelted. • ...
Bonds Crossword Puzzle 2024-05-07
Across
- atoms group joined by chemical bonds
- ___ bond is formed between metal atoms
- atoms prefer to have eight electrons in the valence shell
- formula chemical symbols that represent the atoms of the elements and their ratios in a chemical compoud
- ion with a negative charge
- the electrons in the outermost shell
- ability to be formed into long, thin wires
- formed by the complete transfer of some electrons from one atom to another
- have 8 valence electrons
- metallic compound's ability to be hammered into sheets
- cloud region of negative charge surrounding an atomic nucleus
- positively charged particle
- consists of the mutual sharing of one or more pairs of electrons between two atoms
Down
- able to dissolve in water
- ion with a positive charge
- staircase of the periodic table
- is a molecule that can be charged positively or negatively
- a group of atom bonded together
- negatively charged particle
- uncharged particle
- elements on the right side of the periodic table
- a material is changed into different properties with new substances
- hold molecules together and create temporary connections that are essential to life
- elements on the left-middle side of the periodic table
- basic unit of an element
25 Clues: uncharged particle • have 8 valence electrons • basic unit of an element • able to dissolve in water • ion with a positive charge • ion with a negative charge • negatively charged particle • positively charged particle • staircase of the periodic table • a group of atom bonded together • atoms group joined by chemical bonds • the electrons in the outermost shell • ...
Matter 8 2020-02-23
Across
- atomic particle that has no charge
- the smallest unit of matter
- atomic particle with a negative charge
- atomic particle that has a positive charge
- another name for the group 0 gases
- another name for the rows on the periodic table
Down
- two or more elements that have been chemically combined
- elements with similar properties are arranged into these on the periodic table
- centre of an atom that contains protons and neutrons
- another name for the group 7 gases
- these elements conduct electricity, are shiny, and are found on the left of the periodic table
11 Clues: the smallest unit of matter • atomic particle that has no charge • another name for the group 7 gases • another name for the group 0 gases • atomic particle with a negative charge • atomic particle that has a positive charge • another name for the rows on the periodic table • centre of an atom that contains protons and neutrons • ...
science vocabulary 2023-09-13
Across
- ability to dissolve in a liquid
- a quick reference for associating the name and symbol of an element.
- a solid substance formed when two solutions are chemically combined.
- elements with similar properties found on the right side of the “staircase” on the periodic table
Down
- elements with similar properties found on the left side of the “staircase” on the periodic table
- elements with similar properties that create a “staircase” on the periodic table
- change result in the formation of one or more new substances with new chemical and physical properties
- pH of less than 7
- to dissolve in a liquid
- scale used to classify solutions
- pH of more than 7
- does not change the composition of a substance, only the physical properties
- The tendency of a substance to undergo chemical changes
13 Clues: pH of less than 7 • pH of more than 7 • to dissolve in a liquid • ability to dissolve in a liquid • scale used to classify solutions • The tendency of a substance to undergo chemical changes • a quick reference for associating the name and symbol of an element. • a solid substance formed when two solutions are chemically combined. • ...
Chapter 2 Vocabulary 2020-09-04
Across
- State of matter i.e. solid, liquid, gas
- Table of the chemical elements, organized by atomic number
- Components aren’t evenly distributed
- Measure of the amount of matter in an object
- Vertical columns on the periodic table
- To separate a solid and a liquid
- Measured by changing the composition of matter
- Substance present at start of chemical reaction
Down
- Composed of 2 or more elements that are chemically bonded
- Horizontal rows on the periodic table that have the same number of electron shells
- Components are uniformly distributed
- No set shape, no set volume
- Set shape, set volume
- Measured without changing the composition of matter
- Set shape, no set volume
15 Clues: Set shape, set volume • Set shape, no set volume • No set shape, no set volume • To separate a solid and a liquid • Components aren’t evenly distributed • Components are uniformly distributed • Vertical columns on the periodic table • State of matter i.e. solid, liquid, gas • Measure of the amount of matter in an object • Measured by changing the composition of matter • ...
Chemistry Review 2020-02-02
Across
- Bohr-__ diagrams are drawings of atoms
- A pure substance made of 2 or more elements
- Has the symbol 'N'
- Protons have a __ charge
- The only non-metal whose name starts with 'F'
- Diamonds are made of __
- A row of the periodic table
Down
- Anything that has mass and takes up space
- The first popular rechargeable batteries
- Has the symbol 'Na'
- The Periodic Table of __
- A mixture made when one substance dissolves in another
- Electrons have a __ charge
- The small, dense centre of an atom
- Has the symbol 'Au'
15 Clues: Has the symbol 'N' • Has the symbol 'Na' • Has the symbol 'Au' • Diamonds are made of __ • The Periodic Table of __ • Protons have a __ charge • Electrons have a __ charge • A row of the periodic table • The small, dense centre of an atom • Bohr-__ diagrams are drawings of atoms • The first popular rechargeable batteries • Anything that has mass and takes up space • ...
Chemistry Vocab 2022-02-18
Across
- elements in group 17
- row in the periodic table
- amount of matter in an object
- mass mass of one mole of particles
- solid that gets dissolved in solution
- anything that gives off H+ ions in water
- liquid that dissolves the solute
- when something doesn’t dissolve
Down
- big molecule turns into two or more little ones
- mixture of two metals
- molecule containing carbon and hydrogen
- what you make from reaction
- 6.02 x10^23 units
- column in the periodic table
- organic molecule containing at least one C=C bond
15 Clues: 6.02 x10^23 units • elements in group 17 • mixture of two metals • row in the periodic table • what you make from reaction • column in the periodic table • amount of matter in an object • when something doesn’t dissolve • liquid that dissolves the solute • mass mass of one mole of particles • solid that gets dissolved in solution • molecule containing carbon and hydrogen • ...
The Periodic Table 2020-09-28
Across
- The atomic particle that defines an element’s position in the periodic table.
- The name of a row on the periodic table.
- The atomic mass of potassium.
- How many known elements did Mendeleev have to work with?
- John Dalton arranged the known elements only in order of ______________.
- The nationality of Mendeleev.
Down
- The name of elements in group 7 of the periodic table.
- The element with the chemical symbol Na.
- Mendeleev’s first name.
- The ‘law of octaves’ only worked up to which element?
- John Newlands noticed that the properties of every _____________ element were similar.
- Which noble gas did Mendeleev place out of order to make it fit with the others in its group?
12 Clues: Mendeleev’s first name. • The atomic mass of potassium. • The nationality of Mendeleev. • The element with the chemical symbol Na. • The name of a row on the periodic table. • The ‘law of octaves’ only worked up to which element? • The name of elements in group 7 of the periodic table. • How many known elements did Mendeleev have to work with? • ...
nature of matter 2014-10-27
Across
- / the columns of the periodic table
- / tiny particles, and rays that can destroy body cells
- / made up of more than one atom, chemically combined
- / the position is outiside the nuclues
- / charge particle
- / the forces between the particles are less strong
- ONE / charge of proton
Down
- MOLECULES / contain two atoms
- / atoms of the same element having different masses
- / smallest part of a substance
- / charge is 0
- / the rows of the periodic table
- / particles are apart
- / number of electrons in second shell
- NUMBER / number of protons + neutrons inside the nucleus
- / particles are close together
16 Clues: / charge is 0 • / charge particle • / particles are apart • ONE / charge of proton • MOLECULES / contain two atoms • / smallest part of a substance • / particles are close together • / the rows of the periodic table • / the columns of the periodic table • / number of electrons in second shell • / the position is outiside the nuclues • ...
Chemistry Crossword 2022-12-08
Across
- Can be shown by light, gas, color
- Atomic number of this element is 5
- Outermost electrons
- Number of atoms
- Numbers on the left side of the periodic table
- Number of molecules
- Atomic number of this element is 8
- Atomic number of this element is one
- Atomic number of this element is 6
Down
- The smallest component of an element
- On the electron cloud
- measured in atomic mass units
- Numbers in the top of the periodic table
- How an object reacts to certain materials
- Subatomic particle with a positive charge
- Subatomic particle with neutral charge
16 Clues: Number of atoms • Outermost electrons • Number of molecules • On the electron cloud • measured in atomic mass units • Can be shown by light, gas, color • Atomic number of this element is 5 • Atomic number of this element is 8 • Atomic number of this element is 6 • The smallest component of an element • Atomic number of this element is one • Subatomic particle with neutral charge • ...
S 2021-02-21
Across
- the last of the noble gases
- the last element of the alkali metals
- molecules that exist in pairs
- the lightest element
- the father of the periodic table
- the first metalloid element
Down
- a subatomic particle with no charge
- one of the most common radioactive materials
- a metallic element with the symbol of Fe
- the last element as of today
- the plum ___________ model was developed by
- group 7A of the periodic table
- nuclear power plants
- the atomic symbol for mercury
- exists properties of both metals and non-
- the proponent of the name of the atom
16 Clues: nuclear power plants • the lightest element • the last of the noble gases • the first metalloid element • the last element as of today • molecules that exist in pairs • the atomic symbol for mercury • group 7A of the periodic table • the father of the periodic table • a subatomic particle with no charge • the last element of the alkali metals • ...
chemisrty extra credit 2020-12-19
Across
- it has two subsance and bonded with oxygen what is the last name
- what are the 94 elements
- what is the real name of Al
- what is the real name of Na
- what is the name of the columns in the periodic table
- two or more atom bonded together
- what is the name of rows in periodic table
- what is the real name of p
- what is the real name of Hg
- the meaning is. cannot be divided
- on the compound which should the substance should be on the first name
- how many elements are in this world
Down
- what is the real name of K
- which element has the least element on earth
- how many parts are there in periodic table
- a two elements that are not chemically bonded
- the name of compound
- is water an element
- two or more substance that are chemically bonded
- what is the short name for this argon
- which element has the most element on the earth
- what is the real name of the Si
- 24 elements what are they
- made of just one kind of atom
- what is the real name of He
- can liquid and liquid chemically bond and make solid
26 Clues: is water an element • the name of compound • what are the 94 elements • 24 elements what are they • what is the real name of K • what is the real name of p • what is the real name of Al • what is the real name of Na • what is the real name of Hg • what is the real name of He • made of just one kind of atom • what is the real name of the Si • two or more atom bonded together • ...
Chemistry Revision 2013-05-28
Across
- A Noble gas.
- The Law of Conservation of Mass in chemistry means that any chemical equation must be ____________.
- Elements in group 7 are known as _________.
- Chemistry is the study of _____________.
- Cobalt is found in the ____________ metal region of the periodic table.
- ___________ go across the periodic table.
- Group 8 elements have a full outer shell. This makes them ___________.
- Reactions that release energy.
- Ions that have a negative charge.
- The charge electrons carry.
- Beryllium has an atomic number of four and a mass number of nine. How many neutrons does it have?
- _______ go down the periodic table.
- The region in the atom that contains the protons and neutrons.
- Ions that have a positive charge.
Down
- The particles in a solid _________.
- The overall charge of an atom.
- Carbon-13 has __________ neutrons.
- The substances we begin a chemical reaction with.
- The number of protons is ________ to the number of electrons in an atom.
- Reactions that absorb energy.
- The charge electrons carry.
- The name given to atoms of the same element which have different mass numbers.
- Elements which demonstrate characteristics of metals and non metals are called _____________.
- Chlorine-37 has ___________ protons.
- Group 1 metals react strongly with this substance.
- The substances we end up with after a chemical reaction has occurred.
26 Clues: A Noble gas. • The charge electrons carry. • The charge electrons carry. • Reactions that absorb energy. • The overall charge of an atom. • Reactions that release energy. • Ions that have a negative charge. • Ions that have a positive charge. • Carbon-13 has __________ neutrons. • The particles in a solid _________. • _______ go down the periodic table. • ...
Element Property Trends 2015-01-23
Across
- An electron is ___ to an atom during the process described by the definition of electron affinity.
- Nonmetals tend to have ___ melting points.
- Ionization energy tends to decrease as atomic radius increases because of ___.
- Nonmetals tend to form ___ ions.
- Metals tend to be ___ and ductile.
- The units of electronegativity are ___.
- Negative ions are aka ___.
- Atoms and molecules are ___ in chemistry.
- When ___ energy is added to an atom, a positive ion is the result.
- 6.022x10e23 is the number of fundamental units in 1 ___.
Down
- The negative values for electron affinity mean that energy is ___ from the atom during the process of adding an electron.
- Shield Effect explains why these electrons do not experience the full attraction of the nucleus.
- Nonmetallic characteristics tend to increase as you travel to the ___ across the periodic table.
- A high electronegativity or ___ value tells you an element has a stronger attraction for electrons.
- The units of ionization energy are ___.
- ___ tends to increase down the periodic table.
- The units of atomic radius are ___.
- This is used to help predict the kind of bond two elements will form.
- Positive ions are aka ___.
- Joules are units of ___.
- Metallic characteristics tend to increase as you travel ___ the periodic table.
- Metals tend to form ___ ions.
- Nonmetals tend to be ___ conductors.
23 Clues: Joules are units of ___. • Positive ions are aka ___. • Negative ions are aka ___. • Metals tend to form ___ ions. • Nonmetals tend to form ___ ions. • Metals tend to be ___ and ductile. • The units of atomic radius are ___. • Nonmetals tend to be ___ conductors. • The units of ionization energy are ___. • The units of electronegativity are ___. • ...
Science Crossword 2022-03-03
Across
- / neutral charged atomic particle
- / three dimensional space occupied
- / substances that have high thermal and electrical conductivity
- ions / a covalently bonded set of two or more atoms
- compounds / a bond that involves sharing electron pairs between atoms
- / Ex. Solid, Liquid, Gas
- gases / Elements that compose Group 18 on the periodic table
- / negatively charged atomic particle
- compounds
- / elements that are not good conductors of heat and electricity
Down
- / quantity per unit
- / an ability of a material to pass through a current
- / Molecules are made up of one or more atoms
- / having more than one valency
- earth metal / Elements that compose Groups 2 on the periodic table
- / an element that cannot be broken down into any other substance
- point / The point in which the substance turns from liquid to gas
- / an element that has metal and non-metal properties
- / Elements that compose Group 17 on the periodic table
- particles / a particle that is smaller than an atom
- / positively charged atomic particle
- / quantity of matter in a physical body
- point / The point in which the substance turns from solid to liquid
- number / How many protons an element has
- model / a system of electrons orbiting the nucleus
- / the smallest piece of an element
26 Clues: compounds • / quantity per unit • / Ex. Solid, Liquid, Gas • / having more than one valency • / neutral charged atomic particle • / three dimensional space occupied • / the smallest piece of an element • / positively charged atomic particle • / negatively charged atomic particle • / quantity of matter in a physical body • number / How many protons an element has • ...
Atoms and the Periodic Table 2023-11-21
Across
- level Fixed amount of energy
- A basic unit of a chemical element
- cloud A region of negative charge surrounding an atomic nucleus
- column of the periodic table
- Lowest energy state
- Electrons electrons on the outer shell of an atom
- low thermal and electrical conductivity
- Number total number of protons and neutrons
- emitting ionizing radiation or particles
- Metals soft and shiny, low melting point
- subatomic particle with electric charge
- Subatomic particle with a negative change
- Theory Basis of modern physics
- stable subatomic particle
- Metals two shells of valence electrons
- A substance made by mixing other substances togethe
- properties intermediate with metals and non metals
- Number number of protons or neutrons in an atom
- change Positive or negative
- atoms with the same number of protons but different numbers of neutrons
Down
- Substance that cant be broken by chemical means
- nonmetallic yet contain acidic compounds
- something composed of two or more elements
- an atom or molecule with a net electric charge due to a loss or gain of electric charge
- high thermal and electrical conductivity
- Gases seven chemical elements of group 18
- Mass Unit unit for expressing atomic mass
- change A Change in elements
- repeating after a fixed interval
- table array of all chemical elements
- horizontal rows of the periodic table
- Earth Metals good conductors, electropositive
- of Atom contains protons and neutrons
33 Clues: Lowest energy state • stable subatomic particle • change A Change in elements • change Positive or negative • level Fixed amount of energy • column of the periodic table • Theory Basis of modern physics • repeating after a fixed interval • A basic unit of a chemical element • table array of all chemical elements • horizontal rows of the periodic table • ...
Semester 1 physical science terms 2023-12-11
Across
- a change in properties such as texture, shape, or state,
- combination of parts or elements so as to form a whole
- a reaction that occurs when heat is released
- A bond formed by a nonmetal and a metal
- a substance that is present at the start of a chemical reaction
- the degree of compactness of a substance
- a reaction that occurs when heat is absorbed
- an element with a positive charge
- a bond formed by two nonmetals
- a substance that is present at the end of a chemical reaction
Down
- the reaction that requires burning and fire
- an atom with a net charge
- the table which chemical elements are organized by atomic number
- change that causes a new substance to be formed
- the kind of elements on the right side of the periodic table
- a reaction in which one element replaces a similar element in a compound
- the kind of elements on the left side of the periodic table
- two compounds are exchanged making
- how easily a substance reacts chemically with other substances
- a compound is broken down to the elements that make it up
- an element with no charge
- new compounds
- same amount of protons different number nuetrons
- an element with a negative charge
24 Clues: new compounds • an atom with a net charge • an element with no charge • a bond formed by two nonmetals • an element with a positive charge • an element with a negative charge • two compounds are exchanged making • A bond formed by a nonmetal and a metal • the degree of compactness of a substance • the reaction that requires burning and fire • ...
IPC - MT 4 2023-12-11
Across
- found in organic compounds
- molecules of long chains of monomers
- a chemical bond resulting from the attraction between oppositely charged ions (metals and nonmetals)
- elements elements such as hydrogen, nitrogen, oxygen, fluorine, bromine, and iodine that cannot exist by themselves
- atoms lose, gain, or share electrons in order to acquire a full set of eight valence electrons
- matter that makes up the stars
- a solid that is made up of crystals in which particles are arranged in regular, repeating patterns
- the temperature at which a liquid freezes
- used to name covalent compounds
- a fat that is solid at room temperature; animal fats
- the temperature at which a solid melts
Down
- form covalent bonds between them
- a group of covalently bonded atoms that have a charge
- the amount of matter in an object
- poor conductors of heat and electricity; found on the right side of the periodic table
- one
- electrons in the outermost energy levels
- four
- elements that have properties of metals and nonmetals; found along the stair-step line on the periodic table
- found to the left side of the periodic table
- numbers written below the line that tell how many atoms of a given element are in a compound
21 Clues: one • four • found in organic compounds • matter that makes up the stars • used to name covalent compounds • form covalent bonds between them • the amount of matter in an object • molecules of long chains of monomers • the temperature at which a solid melts • electrons in the outermost energy levels • the temperature at which a liquid freezes • ...
Science - Periodic table comprehension test 2025-11-25
Across
- – A pure substance made of only one type of atom.
- – A substance made of two or more elements chemically combined.
- – Elements that are shiny, conductive, and usually solid at room temperature.
- – Group 17 non-metals; highly reactive and form salts.
- – The smallest unit of matter that retains the properties of an element.
- – Atoms of the same element with different numbers of neutrons.
- Electrons – Electrons in the outermost shell; they determine reactivity.
- – A negatively charged particle that orbits the nucleus.
- Table – A chart that organises all known elements by their properties.
- – Elements with properties between metals and non-metals.
Down
- Gases – Group 18 gases; very stable and unreactive.
- – A horizontal row in the periodic table; properties change across the row.
- – A positively charged particle found in the nucleus.
- – Elements that are dull, brittle, or gaseous and poor at conducting heat.
- – A neutral particle found in the nucleus of an atom.
- Number – The total number of protons and neutrons in an atom.
- Metals – Group 1 metals; very reactive and soft.
- Number – The number of protons in an atom; it identifies the element.
- – How easily an element reacts with other substances.
- – A vertical column in the periodic table; elements share similar properties.
20 Clues: Metals – Group 1 metals; very reactive and soft. • – A pure substance made of only one type of atom. • Gases – Group 18 gases; very stable and unreactive. • – A positively charged particle found in the nucleus. • – A neutral particle found in the nucleus of an atom. • – How easily an element reacts with other substances. • ...
science 2025-12-09
Across
- Neutral particle inside the nucleus
- Measure of an atom’s ability to attract electrons
- Combining light nuclei to form heavier ones
- Total number of protons and neutrons
- Energy level where electrons reside
- Splitting a heavy nucleus into smaller nuclei
- Number of protons in an atom
- Region where electrons are most likely to be found
- Reactive metal found in group 1
- Radioactive metal series beginning with actinium
- Formation of new elements in stars or labs
- Emitting particles or energy due to unstable nuclei
- Positively charged particle in the nucleus
- Rare-earth metal in period 6
Down
- Scientist who proposed quantized electron orbits
- Atoms of the same element with different neutron counts
- Negatively charged particle orbiting the nucleus
- Metallic elements in the center of the periodic table
- Element with both metal and nonmetal properties
- Negatively charged ion
- Positively charged ion
- Smallest unit of matter
- Vertical column in the periodic table
- Chemically inert element in group 18
- Dense central core of the atom
- Unstable isotope that undergoes decay
- Highly reactive nonmetal in group 17
- Atom that has gained or lost electrons
- Horizontal row in the periodic table
- Electrons involved in chemical bonding
30 Clues: Negatively charged ion • Positively charged ion • Smallest unit of matter • Number of protons in an atom • Rare-earth metal in period 6 • Dense central core of the atom • Reactive metal found in group 1 • Neutral particle inside the nucleus • Energy level where electrons reside • Total number of protons and neutrons • Chemically inert element in group 18 • ...
Atoms and The Periodic Table 2020-12-14
Across
- has no charge
- theorized that electrons were orbiting the nucleus
- utilized gold foilexperiment involving alpha particles;theorized that atoms had a dense core which was a positive nucleus
- theorized that atoms are too small to be seen with eye, are made up of only 1 kind of atom
- vertical columns of elements on the periodic table
- has a positive charge
- used cathode ray to detect electrons and theorized that electrons were embedded in nuclei of atoms (chocolate chip model)
Down
- has a negative charge
- initiated term “atoms” and stated that atoms could not be divided
- horizontal rows on the periodic table
- with the exception of Hydrogen (H), are located on the right side of the zigzag line on the periodic table
- are found along this zigzag line
- named neutrons
- are generally located on the left side of the zigzag line
14 Clues: has no charge • named neutrons • has a negative charge • has a positive charge • are found along this zigzag line • horizontal rows on the periodic table • theorized that electrons were orbiting the nucleus • vertical columns of elements on the periodic table • are generally located on the left side of the zigzag line • ...
Vocab 2022-02-15
Across
- dot diagram- uses the symbol of the element and dots to represent the electrons in the outer energy level
- particles with a positive 1 charge
- small positively charged center of the atom. contains the protons and neutrons
- table- the elements are arranged by increasing atomic number and by changes in physical and chemical properties
- smallest piece of matter that still retains the properties of the element
- number- the number of protons in the element
- cloud- area around the nucleus of an atom where its electrons are most likely found
Down
- protons and neutrons are made of even smaller particles called
- particles with a negative 1 charge
- the vertical columns in the periodic table
- neutral particles that have 0 charge
- number- the sum of the protons and the neutrons in the element
- the horizontal rows in the periodic table
- atomic mass- the weighted-average mass of the mixture of its isotopes
- atoms of the same element that have different numbers of neutrons.
15 Clues: particles with a negative 1 charge • particles with a positive 1 charge • neutral particles that have 0 charge • the horizontal rows in the periodic table • the vertical columns in the periodic table • number- the number of protons in the element • protons and neutrons are made of even smaller particles called • ...
Chapter 5 Vocabulary 2023-11-28
Across
- chromium, iron, and nickel
- states that when elements are listed in order of their atomic numbers fall into recurring groups
- the electrons in an atom's outermost electron shell
- a chemical element that forms a salt when it reacts with metal
- an element that has properties that are intermediate between those of metals and nonmetals
- A gaseous chemical element that does not readily enter into chemical combination with other elements
- any of the elements found in Group IA of the periodic table
Down
- all elements are found here
- opaque, lustrous elements that are good conductors of heat and electricity
- beryllium, magnesium, calcium, strontium, barium, and radium
- a column in the periodic table of the chemical elements
- an element or substance that is not a metal
- the horizontal rows of the periodic table
- a unit for expressing masses of atoms, molecules, or subatomic particles
14 Clues: chromium, iron, and nickel • all elements are found here • the horizontal rows of the periodic table • an element or substance that is not a metal • the electrons in an atom's outermost electron shell • a column in the periodic table of the chemical elements • any of the elements found in Group IA of the periodic table • ...
Unit 1 Science Crossword- Athena 2021-10-04
Across
- Negatively charged particle
- pure substance that cannot be broken down
- A well-mixed mixture; you cant see parts
- two or more substances, not chem bonded
- where heat is absorbed; cold around
- positively charged particle
Down
- two or more atoms bonded together
- A mixture where you can't see parts
- The answer to mass/volume
- outer shell of atom; helps with bonds
- where heat is released; warmer around
- two or more elements bonded together
- neutrally charged atoms
- horizontal row on the periodic table
- vertical column on the periodic table
15 Clues: neutrally charged atoms • The answer to mass/volume • Negatively charged particle • positively charged particle • two or more atoms bonded together • A mixture where you can't see parts • where heat is absorbed; cold around • two or more elements bonded together • horizontal row on the periodic table • outer shell of atom; helps with bonds • ...
Chemistry 2024-03-27
Across
- gases known as inert gases
- metal most useful and colorful
- vertical columns in the periodic table
- charge of -1, have colored
- metals charge of +1, typical metallic properties
- Which exploded with water the most
- Latin word in Sodium
- The metalloids element in group 12
Down
- The most relative elements in group 1
- earths similar with group 1
- who arranged 60 known elements put in 7 rows
- Group 5, period 5 symbol
- the temporary element
- Horizontal rows in the periodic table
- Positive ions
15 Clues: Positive ions • Latin word in Sodium • the temporary element • Group 5, period 5 symbol • charge of -1, have colored • earths similar with group 1 • metal most useful and colorful • gases known as inert gases • Which exploded with water the most • The metalloids element in group 12 • The most relative elements in group 1 • Horizontal rows in the periodic table • ...
6 2024-11-19
7 Clues: - Inert gases group. • - Earth metal family. • - Middle block of elements. • - Reactive nonmetals group. • - Row in the periodic table. • - Column in the periodic table. • - Related to the periodic table.
Perf. 10 Crossword Puzzle 2022-12-19
Across
- An element characterized by properties that include dull, brittle, and poor conductivity
- An element with both characteristics of metals and nonmetals
- A property used to describe a material that can be drawn into a long wire
- Metal elements found in period 6 of the periodic table
Down
- Reactive metal elements found in group 2 of the periodic table
- The most reactive metal elements found in group 1 of the periodic table
- A property used to describe a material that beaks or fractures with a small amount of force
- The chart of elements showing the repeating pattern of their properties
- An element characterized by properties that include shineness malleability, ductility, and conductivity
- Radioactive metal elements found in period 7 of the periodic table
10 Clues: Metal elements found in period 6 of the periodic table • An element with both characteristics of metals and nonmetals • Reactive metal elements found in group 2 of the periodic table • Radioactive metal elements found in period 7 of the periodic table • The most reactive metal elements found in group 1 of the periodic table • ...
Perf. 10 Crossword Puzzle 2022-12-19
Across
- An element characterized by properties that include dull, brittle, and poor conductivity
- An element with both characteristics of metals and nonmetals
- A property used to describe a material that can be drawn into a long wire
- Metal elements found in period 6 of the periodic table
Down
- Reactive metal elements found in group 2 of the periodic table
- The most reactive metal elements found in group 1 of the periodic table
- A property used to describe a material that beaks or fractures with a small amount of force
- The chart of elements showing the repeating pattern of their properties
- An element characterized by properties that include shineness malleability, ductility, and conductivity
- Radioactive metal elements found in period 7 of the periodic table
10 Clues: Metal elements found in period 6 of the periodic table • An element with both characteristics of metals and nonmetals • Reactive metal elements found in group 2 of the periodic table • Radioactive metal elements found in period 7 of the periodic table • The most reactive metal elements found in group 1 of the periodic table • ...
The Periodic Table 2013-03-28
Across
- A characteristic that describes a substance, such as size, shape, and texture.
- Matter that is shapeless and expands to fill any closed container it is placed in.
- A subatomic particle that has a positive charge.
- A fundamental substance that cannot be broken down by simple chemical and physical processes.
- A colorless, odorless, gaseous element that makes up about 78% of Earth’s atmosphere.
- Matter that has a definite shape.
- Energy sent out into space by an energy source.
Down
- The center of an atom.
- Particles made of two or more atoms that are held together with bonds. Carbon dioxide (CO2), sugar (C6H12O6), water (H2O), oxygen (O2), and hydrogen (H2) are examples of molecules.
- A group of carbon-based nutrients, such as sugars and starches
- A subatomic particle with a negative charge.
- A repeating pattern.
- The number of protons in the nucleus of an atom
- The smallest particle of an element
- A subatomic particle with no charge.
- A substance made of two or more different kinds of atoms. Carbon dioxide (CO2), sugar (C6H12O6), and water (H2O) are compounds. Oxygen (O2) and hydrogen (H2) are not compounds.
- Anything that has mass and takes up space.Metal
- Matter that flows and takes the shape of the container it is in.
18 Clues: A repeating pattern. • The center of an atom. • Matter that has a definite shape. • The smallest particle of an element • A subatomic particle with no charge. • A subatomic particle with a negative charge. • The number of protons in the nucleus of an atom • Anything that has mass and takes up space.Metal • Energy sent out into space by an energy source. • ...
Periodic Table Practice 2020-12-30
Across
- This element has the symbol Na
- This element has 17 protons
- The elements on the far left side of the periodic table are this type
- This element has the atomic number 13
- This element has the symbol Mg
- The elements on the right side of the periodic table are this type
- Number of neutrons in Fluorine
- Neon is a member of this group
- This element has an atomic mass of 1.008
Down
- This element has an atomic mass of 40.08
- This element has 16 electrons
- This element has the symbol Br
- This element typically has 2 neutrons
- This element has 7 protons
- This element typically has 8 neutrons
- This element has 14 protons
- Number of protons in phosphorus
- Number of electrons in Lithium
18 Clues: This element has 7 protons • This element has 17 protons • This element has 14 protons • This element has 16 electrons • This element has the symbol Na • This element has the symbol Br • This element has the symbol Mg • Number of neutrons in Fluorine • Number of electrons in Lithium • Neon is a member of this group • Number of protons in phosphorus • ...
periodic table crossword 2023-05-09
Across
- A term describing a phenomenon whereby certain isotopes known as radioisotopes are subject to a form of decay brought about by the emission of high-energy particles.
- An atom or atoms that has lost or gained one or more electrons, thus acquiring a net electric charge.
- A one-or two-letter abbreviation for the name of an element.
- A figure used by chemists to specify the mass—in atomic mass units—of the average atom in a large sample.
- A group of atoms, usually but not always representing more than one element, joined by chemical bonds. Compounds are typically made of up molecules.
- when a isotope goes down to a different isotopes
- Electrons that occupy the highest energy levels in anatom. These are the electrons involved in chemical bonding.
- Atoms that have an equal number of protons, and hence are of the same element, but differ in their number of neutrons. This results in a difference ofmass. Isotopes may be either stable or unstable. The latter type, known as radioisotopes, are radioactive.
- a positivly charged atom
- the row on the periodic table that goes down
Down
- Electrons that occupy the highest energy levels in anatom. These are the electrons involved in chemical bonding.
- The number of protons in the nucleus of an atom. Since this number is different for each element, elements are listed on the periodic table of elements in order of atomic number.
- An SI unit (abbreviated amu), equal to 1.66 · 10 −24 g, for measuring the mass of atoms.
- A pattern of probabilities regarding the regions that an electron can occupy within an atom in a particular energy state. The higher the principal energy level, the more complex the pattern of orbitals.
- A subatomic particle that has no electric charge. Neutrons, together with protons, account for the majority of average atomic mass.
- A substance made up of only one kind of atom, which cannot be chemically broken into other substances.
- The SI fundamental unit for "amount of substance." A mole is, generally speaking, Avogadro's number of atoms, molecules, or other elementary particles; however, in the more precise SI definition, a mole is equal to the number of carbon atoms in 12.01 g of carbon
- the row on the periodic table that goes to the side
- A substance made of two or more elements that have bonded chemically. These atoms are usually, but not always, joined in molecules.
- A figure used by chemists to specify the mass—in atomic mass units—of the average atom in a large sample.
20 Clues: a positivly charged atom • the row on the periodic table that goes down • when a isotope goes down to a different isotopes • the row on the periodic table that goes to the side • A one-or two-letter abbreviation for the name of an element. • An SI unit (abbreviated amu), equal to 1.66 · 10 −24 g, for measuring the mass of atoms. • ...
periodic table elements 2025-02-24
Periodic Table Review 2024-11-13
Across
- One valence electron and 2 orbitals.
- A gas that makes up most of the air we breathe, with 5 outer electrons
- Element commonly associated with a terrible smell.
- Most massive element in our selection.
- neutral charge and a mass of 12.01
- The most electronegative element.
- Only element touching the stair-step line that is not a metalloid.
- This metal has a higher ionization energy than sodium, due to one more proton.
Down
- A soft metal that reacts quickly with water, and often forms part of table salt.
- This element has 1 valence electron and one proton.
- A key element in DNA
- It has 4 valence electrons, and a neutral mass of 28.
- Two valence electrons and 2 orbitals.
- Prevalent chemical in swimming pools
- A colorless, inert gas in light up signs.
- A gas we breathe, usually gains 2 electrons in reactions.
- This element has no charge and the highest ionization energy.
- 5 protons and part of the boron family
18 Clues: A key element in DNA • The most electronegative element. • neutral charge and a mass of 12.01 • One valence electron and 2 orbitals. • Prevalent chemical in swimming pools • Two valence electrons and 2 orbitals. • Most massive element in our selection. • 5 protons and part of the boron family • A colorless, inert gas in light up signs. • ...
Periodic Table Vocabulary 2025-05-19
Across
- An element that is generally shiny, conducts electricity and heat well, and is malleable and ductile.
- An element with properties intermediate between metals and nonmetals.
- A neutral subatomic particle found in the nucleus of an atom.
- The electrons in the outermost shell of an atom, which participate in chemical bonding.
- A vertical column on the periodic table, representing elements with similar chemical properties.
- The tendency of an element to react with other elements.
- A horizontal row on the periodic table, representing elements with the same number of electron shells.
- An organized arrangement of the chemical elements in order of their atomic numbers, showing recurring patterns in their properties.
- An atom or molecule that has a net electric charge due to the gain or loss of electrons.
Down
- A chemical bond formed by the sharing of electrons between atoms.
- An element that is generally not shiny, does not conduct electricity or heat well, and is often a gas at room temperature.
- The number of protons in the nucleus of an atom of an element.
- A substance composed of only one type of atom, with a unique atomic number.
- A negatively charged subatomic particle that orbits the nucleus of an atom.
- The smallest unit of an element that can exist.
- A positively charged subatomic particle found in the nucleus of an atom.
- An atom of an element that has a different number of neutrons than other atoms of the same element, resulting in a different mass.
- A chemical bond formed by the electrostatic attraction between oppositely charged ions.
18 Clues: The smallest unit of an element that can exist. • The tendency of an element to react with other elements. • A neutral subatomic particle found in the nucleus of an atom. • The number of protons in the nucleus of an atom of an element. • A chemical bond formed by the sharing of electrons between atoms. • ...
Periodic Table Vocab 2026-01-09
Across
- the total kinetic energy of a substance's particles
- the smallest unit of an element that maintains the properties of that element
- a measure of the amount of matter in an object
- a sample of matter, either a single element or a single compound, that has definite chemical and physical properties
- the amount of space that an object takes up, or occupies
- a group of atoms that are held together by chemical forces; a molecule is the smallest unit of a compound that keeps all the properties of that compound
- the state of matter that has a definite volume but not a definite shape
- a table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure (and hence similar chemical properties) appear in vertical columns.
Down
- the change of a substance from one physical state to another
- a substance made up of atoms of two or more different elements joined by chemical bonds
- the force holding atoms together in molecules or compounds, formed by interactions between their outer (valence) electrons to achieve a more stable, lower-energy state
- a substance that cannot be separated or broken down into simpler substances by chemical means
- the amount of force exerted per unit area of a surface
- a measure of how hot (or cold) something is; specifically, a measure of the average kinetic energy of the particles in an object
- a form of matter that does not have a definite volume or shape
- the degree of compactness of a substance.
- the state of matter in which the volume and shape of a substance are fixed
- anything that has mass and takes up space
18 Clues: the degree of compactness of a substance. • anything that has mass and takes up space • a measure of the amount of matter in an object • the total kinetic energy of a substance's particles • the amount of force exerted per unit area of a surface • the amount of space that an object takes up, or occupies • the change of a substance from one physical state to another • ...
Atoms Joining Together 2021-04-17
Across
- Li and F bond together because they are a good match
- area on periodic table where non-metals are
- on periodic table between metals & non-metals
Down
- charge non-metal ion has when it becomes an ion
- area on periodic table where metals are
- metals tend to do this with electrons
- non-metals tend to do this with electrons
- 2 or more atoms bonded together
- charge a metal ion has when it becomes an ion
- type of compound form between metal and non-metal
10 Clues: 2 or more atoms bonded together • metals tend to do this with electrons • area on periodic table where metals are • non-metals tend to do this with electrons • area on periodic table where non-metals are • charge a metal ion has when it becomes an ion • on periodic table between metals & non-metals • charge non-metal ion has when it becomes an ion • ...
CH 5 Periodic Table Crossword Puzzle 2023-11-15
Across
- is a vertical column on the periodic table
- This is the most abundant metal in the earth's crust
- is a horizontal row on the periodic table
- Medeleeve ordered the elements by increasing the
- Many fertilizers contain nitrogen and..
- Life would not exist without this element
Down
- This Element is the most abundant element on earth
- The elements are arranged in the periodic table by increasing...
- This metal is liquid at room temperature
- Like Mercury this metal has a low melting point
10 Clues: Many fertilizers contain nitrogen and.. • This metal is liquid at room temperature • is a horizontal row on the periodic table • Life would not exist without this element • is a vertical column on the periodic table • Like Mercury this metal has a low melting point • Medeleeve ordered the elements by increasing the • This Element is the most abundant element on earth • ...
Vocabulary Week 2 2022-09-12
Across
- horizontal row of elements in periodic table
- made up by the protons and neutrons in nucleus
- electrons in outermost energy level
- vertical columns on periodic table
Down
- ability of atom or atoms to bond or join with another atom
- number of protons located in the nucleus
- subatomic particle, no charge, inside nucleus of atom
- subatomic particle, positive charge, inside nucleus of atom
- subatomic particle, negative charge, outside nucleus of atom
- one or two letters that represent elements on periodic table
10 Clues: vertical columns on periodic table • electrons in outermost energy level • number of protons located in the nucleus • horizontal row of elements in periodic table • made up by the protons and neutrons in nucleus • subatomic particle, no charge, inside nucleus of atom • ability of atom or atoms to bond or join with another atom • ...
Periodic Table, Elements, and Mixtures 2021-11-17
Across
- anything that takes up space
- Different substances not bonded together.
- A positively charged particle located in an atom’s nucleus.
- A group of atoms that are held together by bonds they act as a single unit.
- A horizontal row in the periodic table of the elements.
Down
- table: A table of elements, arranged by atomic number that shows that patterns in their properties.
- A vertical column in the periodic table of the elements.
- the smallest basic unit of matter
- a substance that contains a single type of atom
- A substance that contains two or more different types of atoms bonded together.
10 Clues: anything that takes up space • the smallest basic unit of matter • Different substances not bonded together. • a substance that contains a single type of atom • A horizontal row in the periodic table of the elements. • A vertical column in the periodic table of the elements. • A positively charged particle located in an atom’s nucleus. • ...
Periodicity Unit Review 2022-10-26
Across
- represents energy level
- smaller parts of energy levels
- increases with the # of protons
- increases with electronegativity
- Father of periodic table
- names of sublevels
- plus one charge
- said no 2 electrons can have the same exact set of quantum numbers and electrons in the same orbital have opposite spin
- group 8A
Down
- is larger when electron shielding is high
- represents valence electrons
- increases across a period
- said unpaired electrons occupy empty orbitals first with parallel spin
- 3D region around an electron
- blocks proton pull
- Maker of modern periodic table
- said electrons occupy the lowest energy level first
17 Clues: group 8A • plus one charge • blocks proton pull • names of sublevels • represents energy level • Father of periodic table • increases across a period • represents valence electrons • 3D region around an electron • smaller parts of energy levels • Maker of modern periodic table • increases with the # of protons • increases with electronegativity • ...
Periodic Table Vocabulary 2024-01-24
Across
- Found along the staircase of the periodic table. Has both properties of metals and nonmetals.
- A subatomic particle in the nucleus of an atom that keeps the protons together, has a charge of 0.
- A subatomic particle found outside of the nucleus that has a charge of -1, is the reason for all reactions.
- The rows of a periodic table, tells you how many orbitals there are.
Down
- The building blocks of life made up of protons, neutrons, and electrons.
- A subatomic particle found in the nucleus of an atom with a positive charge.
- The columns of a periodic table, tells you how many valence electrons there are in an element.
- A pure substance only made up of one atom.
- Brittle, Dull, Poor Conductors found on the right side of the periodic table. They are mostly gases.
- Mostly every element on the periodic table, found on the left side of the staircase. They are shiny, ductile, good conductors, malleable, and they luster.
10 Clues: A pure substance only made up of one atom. • The rows of a periodic table, tells you how many orbitals there are. • The building blocks of life made up of protons, neutrons, and electrons. • A subatomic particle found in the nucleus of an atom with a positive charge. • ...
S 2021-02-21
Across
- the last of the noble gases
- the last element of the alkali metals
- molecules that exist in pairs
- the lightest element
- the father of the periodic table
- the first metalloid element
- in nuclear power plants
Down
- a subatomic particle with no charge
- one of the most common radioactive materials
- a metallic element with the symbol of Fe
- the last element as of today
- the plum ___________ model was developed by JJ
- group 7A of the periodic table
- the atomic symbol for mercury
- the proponent of the name of the atom
- exists properties of both metals and non-
16 Clues: the lightest element • in nuclear power plants • the last of the noble gases • the first metalloid element • the last element as of today • molecules that exist in pairs • the atomic symbol for mercury • group 7A of the periodic table • the father of the periodic table • a subatomic particle with no charge • the last element of the alkali metals • ...
S 2021-02-21
Across
- the last of the noble gases
- the last element of the alkali metals
- molecules that exist in pairs
- the lightest element
- the father of the periodic table
- the first metalloid element
- in nuclear power plants
Down
- a subatomic particle with no charge
- one of the most common radioactive materials
- a metallic element with the symbol of Fe
- the last element as of today
- the plum ___________ model was developed by JJ
- group 7A of the periodic table
- the atomic symbol for mercury
- the proponent of the name of the atom
- exists properties of both metals and non-
16 Clues: the lightest element • in nuclear power plants • the last of the noble gases • the first metalloid element • the last element as of today • molecules that exist in pairs • the atomic symbol for mercury • group 7A of the periodic table • the father of the periodic table • a subatomic particle with no charge • the last element of the alkali metals • ...
Earth & Space PRD 11 2021-09-16
Across
- Number 2 on periodic table
- The best teacher ever
- Where the sun gets it's energy
- The E in E=mc2
Down
- The star collapse, dies and explodes at the moment you create ________ at the core
- What formed elements 1,2,3 (Hydrogen, helium and lithium)
- The M in E=mc2
- Number 5 on periodic table
- Number 1 on the periodic table
9 Clues: The M in E=mc2 • The E in E=mc2 • The best teacher ever • Number 2 on periodic table • Number 5 on periodic table • Number 1 on the periodic table • Where the sun gets it's energy • What formed elements 1,2,3 (Hydrogen, helium and lithium) • The star collapse, dies and explodes at the moment you create ________ at the core
Earth & Space PRD 11 2021-09-16
Across
- Number 2 on periodic table
- The best teacher ever
- Where the sun gets it's energy
- The E in E=mc2
Down
- The star collapse, dies and explodes at the moment you create ________ at the core
- What formed elements 1,2,3 (Hydrogen, helium and lithium)
- The M in E=mc2
- Number 5 on periodic table
- Number 1 on the periodic table
9 Clues: The M in E=mc2 • The E in E=mc2 • The best teacher ever • Number 2 on periodic table • Number 5 on periodic table • Number 1 on the periodic table • Where the sun gets it's energy • What formed elements 1,2,3 (Hydrogen, helium and lithium) • The star collapse, dies and explodes at the moment you create ________ at the core
Periodic Table 2025-09-14
Across
- Group 18 elements; nonreactive gases with full electron shells.
- Ability of a material to transfer heat or electricity.
- Elements that are good conductors, malleable, ductile, and shiny.
- Elements with properties of both metals and nonmetals.
Down
- The scientist who created the first version of the periodic table.
- Ability of a material to be hammered into thin sheets.
- Horizontal rows on the Periodic Table
- Ability of a material to be drawn into wires.
- Elements that are poor conductors and brittle when solid.
- Vertical columns on the Periodic Table
- Shininess of a surface; how it reflects light.
11 Clues: Horizontal rows on the Periodic Table • Vertical columns on the Periodic Table • Ability of a material to be drawn into wires. • Shininess of a surface; how it reflects light. • Ability of a material to be hammered into thin sheets. • Ability of a material to transfer heat or electricity. • Elements with properties of both metals and nonmetals. • ...
Test 2022-12-30
Across
- A unit of time equal to 60 minutes
- The capital of Italy
- The smallest continent on Earth
- The 7th planet from the sun
- The largest ocean on Earth
- The currency of Japan
- The fifth element on the periodic table
Down
- The first element on the periodic table
- The currency of Canada
- The capital of Brazil
- The capital of France
- A unit of time equal to 60 seconds
- The largest continent on Earth
- A unit of distance equal to 5280 feet
- The currency of the United Kingdom
15 Clues: The capital of Italy • The capital of Brazil • The capital of France • The currency of Japan • The currency of Canada • The largest ocean on Earth • The 7th planet from the sun • The largest continent on Earth • The smallest continent on Earth • A unit of time equal to 60 minutes • A unit of time equal to 60 seconds • The currency of the United Kingdom • ...
Science Puzzle 2025-05-07
Across
- contributions to atomic physics,
- a change in colo
- examine the elements involved and their location on the periodic table
- Block of matter
- radioactive elements
- solid, liquid, and gas
- bonds are characterized by the sharing of electrons between atoms
Down
- a combination of metal and nonmetal elements,
- atomic number, group, period, valence electrons
- their properties, location on the periodic table, or their atomic number
- a place to make elephant toothpaste
- answer
- pressure, volume, temperature
- neutrons+protons
- something about motion, force, and how objects interact
15 Clues: answer • Block of matter • a change in colo • neutrons+protons • radioactive elements • solid, liquid, and gas • pressure, volume, temperature • contributions to atomic physics, • a place to make elephant toothpaste • a combination of metal and nonmetal elements, • atomic number, group, period, valence electrons • something about motion, force, and how objects interact • ...
First Semester Review 2025-11-21
Across
- The building block of all matter
- _________ is after 'Molecule' in the Hierarchy of solids.
- Carbon and Graphite are carbon ____________.
- __________-Evidence-Reasoning
- The subatomic particle that has a negative charge.
- State of matter is a __________ property.
- Endothermic reactions _________ thermal energy.
- The 27th element of the periodic table.
Down
- The 53rd element.
- Salt and sugar are ___________ solids.
- The Periodic Table of ______________.
- All compounds are not _____________.
- the ______ in a chemical equation means "to yield".
- Mass cannot be created nor ____________.
- How we should smell substances in a lab
15 Clues: The 53rd element. • __________-Evidence-Reasoning • The building block of all matter • All compounds are not _____________. • The Periodic Table of ______________. • Salt and sugar are ___________ solids. • How we should smell substances in a lab • The 27th element of the periodic table. • Mass cannot be created nor ____________. • State of matter is a __________ property. • ...
Atoms & Periodic Table Review Puzzle 2021-01-04
Across
- These are good conductors of heat and electricity. They also have luster and a high density
- atomic number six on the periodic table
- the chart where all the types of atoms are listed
- a small particle in the nucleus of the atom, with no electrical charge
- A _______________ is a vertical column on The periodic Table of the Elements
- Electron’s in the outer most shell.
Down
- Metals are considered this if they can be made into sheets
- anything that takes up space
- the smallest piece of matter
- Metals are considered this if they can be made into wire
- A _______________ is a horizontal row on The Periodic Table of the Elements
- The positively charged dense center of an atom.
- These have properties of both metals and
13 Clues: anything that takes up space • the smallest piece of matter • Electron’s in the outer most shell. • atomic number six on the periodic table • These have properties of both metals and • The positively charged dense center of an atom. • the chart where all the types of atoms are listed • Metals are considered this if they can be made into wire • ...
chp. 12 vocab. 2015-10-13
Across
- the law that states that the repeating chemical and physical properties of elements change periodically with the atomic numbers of the elements
- in chemistry, a horizontal row of elements in the periodic table
- one of the elements of group 1 of the periodic table(lithium, sodium, potassium, rubidium, cesium, and francium)
- one of the elements of group 17 of the periodic table(fluorine, chlorine, bromine, iodine, and astatine)halogens combine with most metals to form salts
Down
- one of the elements of group 2 of the periodic table(beryllium, magnesium, calcium, strontium, barium, and, radium)
- one of the elements of group 18 of the periodic table(helium, neon, argon, krypton, xenon, and radon); noble gases are unreactive
- a vertical column of elements in the periodic table; elements in a group share chemical properties
- describes something that occurs or repeats at regular intervals
8 Clues: describes something that occurs or repeats at regular intervals • in chemistry, a horizontal row of elements in the periodic table • a vertical column of elements in the periodic table; elements in a group share chemical properties • one of the elements of group 1 of the periodic table(lithium, sodium, potassium, rubidium, cesium, and francium) • ...
Periodic Table Trends 2023-04-06
Across
- neutral charged particle
- columns on a periodic table
- the ability to attract electrons
- The weight of protons and neutrons combined is its atomic ____
- electrons located on outermost shell are called
- Same element, different number of neutrons
Down
- The size of an element is founds using the atomic _____
- Atomic _______ is the amount of protons in an element
- positively charged particle
- rows on a periodic table
- good insulators
- negatively charged particle
- good conductors
- Same element, different charge
14 Clues: good insulators • good conductors • neutral charged particle • rows on a periodic table • columns on a periodic table • positively charged particle • negatively charged particle • Same element, different charge • the ability to attract electrons • Same element, different number of neutrons • electrons located on outermost shell are called • ...
Chemistry Crossword - Caroline Fenlaw 2021-12-08
Across
- same _____, same number of valence electrons
- has a neutral/no charge
- the space around the nucleus where electrons orbit
- same group, same _________
- horizontal rows on the periodic table
- valence electrons determine an atom's ______
- vertical columns on the periodic table
Down
- the electrons on the outermost energy level of an atom
- protons determine an atom's ______
- atomic mass = atomic#/protons + neutrons
- has a positive charge
- a pure substance whose atoms are all the same
- atomic# = #ofprotons = #ofelectrons
- has a negative charge
14 Clues: has a positive charge • has a negative charge • has a neutral/no charge • same group, same _________ • protons determine an atom's ______ • atomic# = #ofprotons = #ofelectrons • horizontal rows on the periodic table • vertical columns on the periodic table • atomic mass = atomic#/protons + neutrons • same _____, same number of valence electrons • ...
FORM 3 CHEMISTRY 2021-06-04
Across
- gives the number of each element in a molecule
- same atomic number but different mass number
- more protons than electrons
- no change in charge or state
- also called nucleon number
- vertical column in the periodic table
- electrons in this shell give the group number
- horizontal row in the periodic table
Down
- more electrons than protons
- the top right corner of the chemical symbol
- diamond and graphite
- soluble in water
- covalent compounds are soluble in ______ solvents
- sharing of electrons
14 Clues: soluble in water • diamond and graphite • sharing of electrons • also called nucleon number • more electrons than protons • more protons than electrons • no change in charge or state • horizontal row in the periodic table • vertical column in the periodic table • the top right corner of the chemical symbol • same atomic number but different mass number • ...
Periodic table crossword 2016-05-20
Across
- number the total number of protons and neutrons in the nucleus of an atom
- family group 18 or 8A
- another name for group
- family group 17 or 7A
- a negatively charged subatomic particle found in the energy level of an atom
- law the properties of elements tend to repeat in a regular pattern when elements are arranged in order of increasing atomic number
- a positively charged subatomic particle in the nucleus of an atom
- another name for period
- the center of an atom; made up of protons and neutrons
- vertical column of elements ranging from 1-18
Down
- mass unit a quantity equal to one-twelfth the mass of a carbon-12 atom
- the elements that are good conductors of heat and electricity
- family group 1 or 1A
- an element that has the properties of both metals and non metals
- any atoms having the same number of protons but a different number of neutrons
- a neutral subatomic particle in the nucleus of an atom
- metal the elements that are usually poor conductors of heat and electricity
- horizontal row of elements ranging from 1-7
18 Clues: family group 1 or 1A • family group 18 or 8A • another name for group • family group 17 or 7A • another name for period • horizontal row of elements ranging from 1-7 • vertical column of elements ranging from 1-18 • a neutral subatomic particle in the nucleus of an atom • the center of an atom; made up of protons and neutrons • ...
Periodic Table Families 2022-05-17
Across
- A subatomic particle that has a positive charge
- A column of the periodic table.
- All group 1 elements, except for hydrogen.
- The number of protons in the nucleus of an atom.
- A subatomic Particle that has a negative charge.
- Less reactive, silver colored, more dense, found combined with other elements.
- of Protons and Neutrons
- Atom of the same element that have different number of neutrons.
Down
- All metals moderate range of reactivity
- All group 3-12 Elements
- nonmetals, very reactive, poor conductors of heat.
- Extremely reactive,shiny and silver in color, low density, soft.
- Are more of these elements than any other
- Have characteristics of both metals and non-metals
- 1. Protons 2. Neutrons 3. Electrons
- All Group 2 element
- A subatomic particle that has no charge and is found in the nucleus of an atom.
- All group 17 elements
- Unreactive nonmetals, colorless, order less, gasses and found in the Earth's atmosphere.
- smallest particle of a element
20 Clues: All Group 2 element • All group 17 elements • All group 3-12 Elements • of Protons and Neutrons • smallest particle of a element • A column of the periodic table. • 1. Protons 2. Neutrons 3. Electrons • All metals moderate range of reactivity • Are more of these elements than any other • All group 1 elements, except for hydrogen. • ...
Periodic Table Basics 2023-10-18
Across
- This alkali metal is in period 1
- The scientist that discovered the periodic table
- This element has 2 valence electrons and is in period 3
- A family with an oxidation number of -1
- This halogen is in period 5
- This metalloid has an oxidation number of -2
- A family with 2 valence electrons
- Another name for the rows on the periodic table
- This group will conduct heat, it will be malleable and shiny
Down
- The charge that an element has as an ion
- This is a gas with 6 energy levels
- This group will not conduct electricity, it will be brittle and dull
- Europium and Holmium belong to this family
- Hydrogen belongs to this family
- This family will never become an ion
- Uranium and Californium belong to this family
- Electrons in the outermost energy level
- This group will share properties with metals and nonmetals
18 Clues: This halogen is in period 5 • Hydrogen belongs to this family • This alkali metal is in period 1 • A family with 2 valence electrons • This is a gas with 6 energy levels • This family will never become an ion • Electrons in the outermost energy level • A family with an oxidation number of -1 • The charge that an element has as an ion • ...
The Periodic Table 2024-05-07
Across
- A negatively charged ion
- A scientific law that states that during a chemical reaction, matter cannot be created or destroyed but can be changed into a different form
- Capable of being shaped
- a bond formed by the transfer of electrons
- An element or substance that conducts heat and electricity
- A subatomic particle with zero charge.
- An element that has some properties of a metal and some properties of a nonmetal
- An atom that has gained or lost one or more electrons
- Has no charge and are gases under normal conditions
- A vertical column of elements in the periodic table
- A horizontal row of elements in the periodic table
- A bond formed when two atoms share valence electrons
Down
- the electrons in the outermost shell, or energy level of an atom
- Poor conductor of heat and electricity
- Reactive and usually exist as compounds with other elements
- A substance that cannot be broken down into a simpler substance by ordinary chemical means
- A bond formed when two atoms share valence electrons
- Number of protons plus the number of neutrons in the nucleus of an atom
- The elements in between group 2 and group 13, whose ions usually form colorful solutions
- Highly reactive group 17 or 7A elements
20 Clues: Capable of being shaped • A negatively charged ion • Poor conductor of heat and electricity • A subatomic particle with zero charge. • Highly reactive group 17 or 7A elements • a bond formed by the transfer of electrons • A horizontal row of elements in the periodic table • Has no charge and are gases under normal conditions • ...
The Periodic Table 2025-01-08
Across
- Elements in the same ____________ usually have the same number of valence electrons
- An inert gas of group 18
- An non-metal element of group 17 that can pair up with an alkali or alkaline earth metal to form a salt
- These types of metals include aluminum, tin, and lead
- It is equal to the number of protons plus the number of neutrons in the nucleus of an atom
- Elements of group 2 that are reactive, but not as reactive as alkali metals
- A metal of group 1 that is highly reactive
- A semimetal that acts as a semiconductor
Down
- The conductive elements of groups 3-12 that are hard, malleable, and shiny
- Lanthanides and actinides
- A version of an element that has the same number of protons but a different number of neutrons
- A horizontal row of the periodic table
- It is the mass of an atom of a chemical element and is expressed in atomic mass units (amu)
- The radioactive elements of the inner transition metals
- It is equal to the number of protons in the nucleus of an atom and determines the identity and chemical properties of an atom
- Hydrogen, carbon, nitrogen, and oxygen can all be classified as ______________
- The number of these particles in an atom's nucleus is found by subtracting atomic number from mass number
- An element in the top row of the inner transition metals
18 Clues: An inert gas of group 18 • Lanthanides and actinides • A horizontal row of the periodic table • A semimetal that acts as a semiconductor • A metal of group 1 that is highly reactive • These types of metals include aluminum, tin, and lead • The radioactive elements of the inner transition metals • An element in the top row of the inner transition metals • ...
Earth & Space PRD 11 2021-09-16
Across
- Number 2 on periodic table
- The best teacher ever
- Where the sun gets it's energy
- The E in E=mc2
Down
- The star collapse, dies and explodes at the moment you create ________ at the core
- What formed elements 1,2,3 (Hydrogen, helium and lithium)
- The M in E=mc2
- Number 5 on periodic table
- Number 1 on the periodic table
9 Clues: The M in E=mc2 • The E in E=mc2 • The best teacher ever • Number 2 on periodic table • Number 5 on periodic table • Number 1 on the periodic table • Where the sun gets it's energy • What formed elements 1,2,3 (Hydrogen, helium and lithium) • The star collapse, dies and explodes at the moment you create ________ at the core
Matter and Chemical Change 2013-06-17
Across
- K
- The columns with the same ionic charge on the periodic table.
- Material changes shape.
- The rows of the periodic table.
- Eachsubstance is not clearly visible
- Cannot be broken down into any simpler substance.
- Reaction with acids, ability to burn, reaction with water, behavior in air and reaction to heat, always results in the formation of a different substance.
- Is another cloudy mixture, but particles are so small they can't be filtered out easily.
Down
- Contains two or more pure substances.
- Color, luster, melting point, boiling point, hardness ductillity, crystal shape, solubility, density, and conductivity
- O
- When two or more substances react and create a new substance.
- Li
- C
- Contain only one type of particle, can exist in three states.
- Each substance in the mixture is visible
- Is a combination of two or more elements in fixed proportions.
- 112 Elements organized into one table.
- Characteristics that can be used to describe a substance
- Is a cloudy mixture in which tiny particles are held.
20 Clues: K • O • C • Li • Material changes shape. • The rows of the periodic table. • Eachsubstance is not clearly visible • Contains two or more pure substances. • 112 Elements organized into one table. • Each substance in the mixture is visible • Cannot be broken down into any simpler substance. • Is a cloudy mixture in which tiny particles are held. • ...
Euka Science Crossword 2023-08-03
Across
- The way electrons are arranged in the shells
- When a single compound breaks down into two simpler
- Defines a materials
- 1800 times smaller in mass than protons and neutrons
- Opposite of acid,it likes to receive hydrogen ions
- The weight of an atom
- Have a positive charge
- A row in the periodic table
Down
- One that cannot be broken down into another substance
- Proposed the photoelectric effect
- Discovered the neutron
- Table in which all known elements are represented
- Russian chemist
- An example of oxidation
- of hydrogen. The scale in which acids and bases are measured
- Smallest indivisible form a chemical particle
- Liquid that produces positive charged hydrogen ions
- Two or more substances combine
- The burning of a substance in oxygen
- Elements created by scientists
- The number of protons in the nucleus
- The measure of an atom’s ability to attract a pair of electrons
- Not a element
- A column in the periodic table
- Have no electrical charge
25 Clues: Not a element • Russian chemist • Defines a materials • The weight of an atom • Discovered the neutron • Have a positive charge • An example of oxidation • Have no electrical charge • A row in the periodic table • Two or more substances combine • Elements created by scientists • A column in the periodic table • Proposed the photoelectric effect • The burning of a substance in oxygen • ...
Atomic Structure Topic Key Words 2025-12-02
Across
- The rows that make up the periodic table.
- equation A way of describing what happens in a chemical reaction by showing the chemical formulae of reactants and products. Must be balanced.
- solutions The mixture made by adding a soluble substance to water.
- Substance(s) made as a result of a chemical reaction.
- symbols The abbreviations used in balanced symbol equations to show if reactants and products are solid (s), liquid (l), gas (g) or aqueous/dissolved in water (aq).
- When some elements and/or compounds are mixed together but do not react. They are physically combined.
- A substance made when two or more elements are chemically bonded together.
- number The number of protons in an atom (which is equal to the number of electrons). Sometimes called the proton number.
- Atoms that have the same number of protons but different numbers of neutrons.
- The smallest part of an element that can still be recognised as that element.
- Subatomic particle with a relative charge of +1 and a relative mass of 1. Found in the nucleus.
- A charged particle produced by the loss or gain of electrons.
- The very small and dense central part of an atom that contains protons and neutrons.
- indicator A mixture of indicators that can change through a range of colours to show how strongly acidic or alkaline liquids and solutions are.
- Elements in group 7 of the periodic table.
- A substance made up of only one type of atom. An element cannot be broken down chemically into any simpler substance.
Down
- The columns that make up the periodic table (labelled 1-7 and 0).
- number The number of protons + neutrons in the nucleus of an atom.
- equation A way of describing what happens in a chemical reaction by showing the names of all reactants and the products they form.
- metals Elements in group 1 of the periodic table.
- Subatomic particle with a relative charge of 0 and a relative mass of 1. Found in the nucleus.
- table An arrangement of elements in the order of their atomic number, forming groups and periods.
- configuration A set of numbers to show the arrangement of electrons in their shells.
- Substance(s) we start with before a chemical reaction takes place.
- gases The very unreactive gases found in group 0 of the periodic table. Their atoms have very stable electronic structures.
- Subatomic particle with a relative charge of -1 and very little mass. Found in shells around the nucleus.
- of conservation of mass The total mass of the products formed in a reaction is equal to the total mass of the reactants.
- equation A requirement for a symbol equation – the same number of atoms of each element on either side of the equation.
28 Clues: The rows that make up the periodic table. • Elements in group 7 of the periodic table. • metals Elements in group 1 of the periodic table. • Substance(s) made as a result of a chemical reaction. • A charged particle produced by the loss or gain of electrons. • The columns that make up the periodic table (labelled 1-7 and 0). • ...
Chemistry basics 2021-03-07
Across
- electrode where reduction occurs
- least electronegative element
- Scientist that invented dynamite
- a pH less than 7
- the same atomic number but different atomic masses
- a metal that is liquid at room temperature
- all form acids when combined with hydrogen
Down
- the scientist that created the three laws of motion
- i have 6 protons and form many compounds
- most electronegative element
- i am a metallic mixture of two or more elements
- a substance that increases chemical reaction rate
- discovered first periodic table
- horizontal rows on periodic table
- a negative ion
- SI unit of energy
- i am one of the least reactive metals
17 Clues: a negative ion • a pH less than 7 • SI unit of energy • most electronegative element • least electronegative element • discovered first periodic table • electrode where reduction occurs • Scientist that invented dynamite • horizontal rows on periodic table • i am one of the least reactive metals • i have 6 protons and form many compounds • ...
GCSE Chemistry C4 crossword 2015-03-06
Across
- materials that conduct electricity with little or no resistance
- coloumn in the periodic table
- between two non-metals
- form positive ions
- have no charge and a mass of 1
- have a negative charge and a mass of zero
- number of protons
- have a plus charge and a mass of 1
- charged particles
- the movement of ions which allows the flow of electricity
Down
- allow metals to conduct heat and electrons
- row in the periodic table
- form between metals and non-metals
- the mass of the element
- gaining an electron
- loss on an electron
- become positively charged ions
17 Clues: number of protons • charged particles • form positive ions • gaining an electron • loss on an electron • between two non-metals • the mass of the element • row in the periodic table • coloumn in the periodic table • have no charge and a mass of 1 • become positively charged ions • form between metals and non-metals • have a plus charge and a mass of 1 • ...
APEMAN :) 2021-12-07
Science 2022-07-18
Across
- Green pigment.
- Only made up of one type of atom.
- One of the products with oxygen.
- Horizontal line on a periodic table.
- Made up of two or more types of atom.
- A group of two or more atoms joined together.
- Smallest part of an element.
Down
- Gas needed for photosynthesis.
- Vertical line on a periodic table.
- Gas produced from photosynthesis.
- Chemical reaction in plants.
- Taken in by plant with CO2.
- Absorbs light energy.
- Used to make steel.
14 Clues: Green pigment. • Used to make steel. • Absorbs light energy. • Taken in by plant with CO2. • Chemical reaction in plants. • Smallest part of an element. • Gas needed for photosynthesis. • One of the products with oxygen. • Gas produced from photosynthesis. • Only made up of one type of atom. • Vertical line on a periodic table. • Horizontal line on a periodic table. • ...
Everyday Chemistry 2022-04-11
Across
- Fe
- Useful in batteries since it will release electrons
- Positively charged particles
- _______ is a strong acid that is used in car batteries
- Made of 2 or more elements that are chemically combines
- Nuclear particle with no charge
- Electron configuration for this element is
- ______ Curie first discovered the radioactive elements polonium and radium
Down
- Ti
- The study of the behavior of matter and its charges and how it interacts with other matter and energy
- A _______ table is a table of the chemical elements arranged in order of atomic number
- _____ rule states when several orbitals are available in a subshell, each orbital gets one electron before the electrons pair up
- Negatively charged ions
- Vertical columns in the periodic table, where elements contain similar chemical properties
- Smallest particle of an element
- Eu
- Ni
- The fundamental states of matter are: Liquid, solid, and _____
18 Clues: Ti • Eu • Fe • Ni • Negatively charged ions • Positively charged particles • Smallest particle of an element • Nuclear particle with no charge • Electron configuration for this element is • Useful in batteries since it will release electrons • _______ is a strong acid that is used in car batteries • Made of 2 or more elements that are chemically combines • ...
Periodic Table Vocabulary 2024-01-22
Across
- can be pulled into long wires
- father of the periodic table
- pure substance that consists of one type of atom
- group one metals except hydrogen
- has no charge
Down
- determines how the periodic table is organized
- chemically unactive
- located on the staircase
- has a negative charge
- has a positive charge
- horizontal rows
11 Clues: has no charge • horizontal rows • chemically unactive • has a negative charge • has a positive charge • located on the staircase • father of the periodic table • can be pulled into long wires • group one metals except hydrogen • determines how the periodic table is organized • pure substance that consists of one type of atom
Chemistry Vocabulary 2020-10-06
Across
- The smallest unit of matter
- Group 1 in the periodic table
- A row in the periodic table
- Has a neutral charge and a mass greater then a proton
- Atoms that have the same number of protons
- Located above the element symbol
- The amount of matter in an object
Down
- Group 2 in the periodic table
- Atom or molecule that has a different number of protons than electrons
- nonmetal that easily combines with other metals often from group 1
10 Clues: The smallest unit of matter • A row in the periodic table • Group 2 in the periodic table • Group 1 in the periodic table • Located above the element symbol • The amount of matter in an object • Atoms that have the same number of protons • Has a neutral charge and a mass greater then a proton • nonmetal that easily combines with other metals often from group 1 • ...
Chemistry Vocabulary 2020-10-06
Across
- The smallest unit of matter
- Group 1 in the periodic table
- A row in the periodic table
- Has a neutral charge and a mass greater then a proton
- Atoms that have the same number of protons
- Located above the element symbol
- The amount of matter in an object
Down
- Group 2 in the periodic table
- Atom or molecule that has a different number of protons than electrons
- nonmetal that easily combines with other metals often from group 1
10 Clues: The smallest unit of matter • A row in the periodic table • Group 2 in the periodic table • Group 1 in the periodic table • Located above the element symbol • The amount of matter in an object • Atoms that have the same number of protons • Has a neutral charge and a mass greater then a proton • nonmetal that easily combines with other metals often from group 1 • ...
Atoms Joining Together 2021-04-17
Across
- metals tend to do this with electrons
- Li and F bond together because they are a
- area on periodic table where non-metals are
- charge a metal ion has when it becomes an ion
Down
- on periodic table between metals & non-metals
- charge non-metal has when it becomes an ion
- type of compound formed between metal & non-metal
- area on periodic table where metals are
- 2 or more atoms bonded together
- non-metals tend to do this with electrons
10 Clues: 2 or more atoms bonded together • metals tend to do this with electrons • area on periodic table where metals are • Li and F bond together because they are a • non-metals tend to do this with electrons • charge non-metal has when it becomes an ion • area on periodic table where non-metals are • on periodic table between metals & non-metals • ...
SNC Chemistry Crossword 2023-05-09
Across
- Group of one
- a variable that you control
- the study of matter
- Property that describes the ability of a substance to change into a new substance
- orbits around the nucleus
- has a positive charge and is located in the nucleus
- property that describes the physical appearance
- measurements using numbers
- an educated guess
- how the lab is performed
Down
- anything that has mass and takes up space
- located Group 18, period 1
- a variable that changes
- component of matter that can be further divided into element and compound
- ability to dissolve in a liquid
- measurement using 5 senses
- vertical columns on a periodic table
- horizontal rows on a periodic table
18 Clues: Group of one • an educated guess • the study of matter • a variable that changes • how the lab is performed • orbits around the nucleus • located Group 18, period 1 • measurement using 5 senses • measurements using numbers • a variable that you control • ability to dissolve in a liquid • horizontal rows on a periodic table • vertical columns on a periodic table • ...
crossed word 2 2025-02-13
Across
- highest grossing movie of all time
- sport that appears in all wii sports games
- "___ Movie" 2000 horror movie spoof
- horse shaped piece in chess
- "billboard
- #74 on the periodic table
- oscar nominated south park movie song 2 words
- stephen kings first book
- lightest metal on the periodic table
Down
- Song by Gorillaz and star of ----- 2 words
- taco _______
- jack black role in video game adaptation movie
- death by accident, in war, or from disease.
- 1965 italian western "For a Few _______ More"
- popular dice and cup game
- Detroit nfl team
- "charlie and the chocolate factory character" 2 words
- 1992 western starring which won the Oscars for Best Picture
18 Clues: "billboard • taco _______ • Detroit nfl team • stephen kings first book • popular dice and cup game • #74 on the periodic table • horse shaped piece in chess • highest grossing movie of all time • "___ Movie" 2000 horror movie spoof • lightest metal on the periodic table • Song by Gorillaz and star of ----- 2 words • sport that appears in all wii sports games • ...
PERIODIC TABLE REVISION 2025-10-30
Across
- The symbol for argon (lower case letters).
- Element in group and a metal.
- Metal number 82.
- Element with symbol Na.
- Copper conducts electricity as a ______.
- ____ are on the left of the Periodic Table.
- The symbol for magnesium (lower case letters).
- Scientist ______ Urey discovered heavy hydrogen.(Google).
- Fritz ______ synthesized ammonia. (Google)
- Element number 52.
- This is the symbol for osmium.
Down
- A commonly used metal mined fro its ore (V)
- The vertical columns are called _____
- The elements are ordered according to their ____
- Dmitri _____ organised the Periodic Table together.
- Neutral atoms have the same amount of protons and ______.
- Mercury is a _____ metal element.
- One of the noble gases.
18 Clues: Metal number 82. • Element number 52. • Element with symbol Na. • One of the noble gases. • Element in group and a metal. • This is the symbol for osmium. • Mercury is a _____ metal element. • The vertical columns are called _____ • Copper conducts electricity as a ______. • The symbol for argon (lower case letters). • Fritz ______ synthesized ammonia. (Google) • ...
Unit #2: Atomic Theory & Structure 2021-05-02
Across
- Rutherford discovered that the atom has a small, positive, dense nucleus through his
- How many significant figures are there in the value 9405.000210
- Bohr’s proposal that electrons orbit the nucleus like planets around the sun was
- Groups 3B to 2B comprise the
- Leading zeros are [blank] significant figures
- Which group/family is indicated if it is gray, hard, brittle, and has high melting and boiling points?
- Henry Moseley was an Englishman who corrected Mendeleev and created a periodic table according to the
- The only particle that will appear on the reactant side of an equation is when an [blank] occurs
Down
- This Russian chemist published the first periodic table arranged according to atomic mass and is known as the “Father of the Periodic Table”
- Ions are formed in reflection of a change in the number of
- Through the Cathode Ray Tube Experiment, Thomson discovered that electrons are [blank] charged
- Dalton’s theory that atoms were like a solid sphere
- If I have 248.23 grams of Chlorine, how many moles is this? Round to the nearest thousandth, and exclude units.
- What phase is Group 18 on the periodic table at 25°C and 1 atm?
- Alpha particles can be stopped by
- Silver exists in nature in two isotope, Ag-107 and Ag-109. If the atomic mass of silver is 107.87 amu, what is the percentage of abundance of the Ag-109 isotope? Round to the nearest tenth, and exclude units.
16 Clues: Groups 3B to 2B comprise the • Alpha particles can be stopped by • Leading zeros are [blank] significant figures • Dalton’s theory that atoms were like a solid sphere • Ions are formed in reflection of a change in the number of • How many significant figures are there in the value 9405.000210 • What phase is Group 18 on the periodic table at 25°C and 1 atm? • ...
Properties of Elements Vocabulary 2023-03-16
Across
- Can be found by subtracting the atomic number and atomic mass.
- Tells you how many protons are in the nucleus of an atom.
- Reflective solids at room temperature.
- Holds the protons and neutrons in the center of an atom.
- Can be found in the nucleus with a positive charge.
- The vertical columns on the periodic table of elements.
- The smallest particle of an element that still has the properties of that element.
Down
- A subatomic particle with a negative charge in an atom.
- A letter that represents an element.
- Elements between metals and non-metals on the periodic table.
- Represents the number of protons and neutrons in the nucleus of an atom.
- Made of only one type of atom.
- The horizontal rows on the periodic table of elements.
13 Clues: Made of only one type of atom. • A letter that represents an element. • Reflective solids at room temperature. • Can be found in the nucleus with a positive charge. • The horizontal rows on the periodic table of elements. • A subatomic particle with a negative charge in an atom. • The vertical columns on the periodic table of elements. • ...
chapter 16.2 2022-02-15
Across
- number the sum of the protons and the neutrons in the element
- table the elements are arranged by increasing atomic number and by changes in physical and chemical properties
- the vertical columns in the periodic table
- cloud area around the nucleus of an atom where its electrons are most likely found
- small positively charged center of the atom. contains the protons and neutrons
- protons and neutrons are made of even smaller particles called
- dot diagram uses the symbol of the element and dots to represent the electrons in the outer energy level
Down
- atomic mass the weighted-average mass of the mixture of its isotopes
- number the number of protons in the element
- the smallest piece of matter that still retains the properties of the element
- particles with a positive 1 charge
- particles with a negative 1 charge
- atoms of the same element that have different numbers of neutrons. (different mass numbers)
- neutral particles that have 0 charge
- the horizontal rows in the periodic table
15 Clues: particles with a positive 1 charge • particles with a negative 1 charge • neutral particles that have 0 charge • the horizontal rows in the periodic table • the vertical columns in the periodic table • number the number of protons in the element • number the sum of the protons and the neutrons in the element • ...
science vocab 2025-10-24
Across
- The center of an atom
- Number of protons/number of electrons in the atom
- a substance made of just one type of atom which cannot be broken down or changed into another substance.
- Number of protons + neutrons found in the nucleus
- Negatively charged particles found in the electron shells AROUND the nucleus
- A visual representation of all elements found/made on Earth developed by Dmitri Mendeleev
- letter/s that represent an atom on the Periodic Table
Down
- Neutral charged particle found in the nucleus
- The name of the element found on the Periodic Table
- Charged particles in the last/outermost shell. This allows for atoms to combine to form molecules.
- Atoms in combination
- Positively charged particle found in the nucleus
- Smallest whole unit of matter
13 Clues: Atoms in combination • The center of an atom • Smallest whole unit of matter • Neutral charged particle found in the nucleus • Positively charged particle found in the nucleus • Number of protons/number of electrons in the atom • Number of protons + neutrons found in the nucleus • The name of the element found on the Periodic Table • ...
Chemistry unit 2 vocabulary 2020-11-05
Across
- The number of protons and electrons in a given element.
- The measurement of a mole of mass for any substance.
- Odorless, colorless, gases with very low chemical reactivity, consisting of one atom and full electron shells. (helium, neon, argon, krypton, xenon, and radon)
- A way of expressing real numbers that are too large or too small to be conveniently written in decimal form.
- A row of chemical elements. All elements in a row have the same number of electron shells. Each next element in a period has one more proton and is less metallic than its predecessor.
Down
- A column of elements in the periodic table of the chemical elements. There is a number above each column stating the number of valence electrons for that group.
- A negatively charged particle, located in the outermost shell of an atom.
- With the exception of HYDROGEN, the elements on the left side of the periodic table are METALS. Elements on the right side of the periodic table are NONMETALS. The staggered stair step on the periodic table divides the metals from the nonmetals. Metalloids are located ON the stair step.
- An atom or molecule that has a net electrical charge. (electrons are a different number from protons)
- The mass of an element’s atom.
- A group in the periodic table consisting of five chemically related elements. (Fluorine, chlorine, bromine, iodine, and astatine)
- Has more electrons than protons, giving it a net negative charge. To form, one or more electrons must be gained.
- Has more protons than electrons, giving it a net positive charge. To form, one or more electrons must be lost.
- When an atom has a full outer shell, giving it the configuration of a noble gas.
14 Clues: The mass of an element’s atom. • The measurement of a mole of mass for any substance. • The number of protons and electrons in a given element. • A negatively charged particle, located in the outermost shell of an atom. • When an atom has a full outer shell, giving it the configuration of a noble gas. • ...
Chem Vocab Day 2 2022-06-14
Across
- the number of protons in an atom's nucleus
- measure of an atom's size, nucleus to outer shell
- gains electrons, conducts poorly
- has properties of both metals and nonmetals
- type of electron found on outer shell
- manmade elements
Down
- the weight of an atom (has a decimal)
- attraction for another atom's electrons
- column on periodic table
- a diagram showing only valence electrons
- loses electrons, conducts well
- energy to form ions
- 7 elements, only bond with themselves
- row on periodic table
14 Clues: manmade elements • energy to form ions • row on periodic table • column on periodic table • loses electrons, conducts well • gains electrons, conducts poorly • the weight of an atom (has a decimal) • 7 elements, only bond with themselves • type of electron found on outer shell • attraction for another atom's electrons • a diagram showing only valence electrons • ...
chemistryy 2025-11-12
Across
- metal+metal
- neutrally charged particle
- a column in the periodic table
- non metal+metal
- when an element loses an electron it forms a __ ion
- element loses electron it forms a __ ion
- where are the protons and the neutrons stored
- full inner shells have this effect on the nucleus
Down
- negatively charged particle
- non metal+metal
- giant ionic__
- positively charged particle
- Mendeleev left these
- a row in the periodic table
- how many carbon atoms is each bonded to in diamond
15 Clues: metal+metal • giant ionic__ • non metal+metal • non metal+metal • Mendeleev left these • neutrally charged particle • negatively charged particle • positively charged particle • a row in the periodic table • a column in the periodic table • element loses electron it forms a __ ion • where are the protons and the neutrons stored • full inner shells have this effect on the nucleus • ...
ATOMS AND ELEMENTS 2021-09-19
Across
- / 6.02 x10 to the power of 23
- / basic unit of matter
- / an atom of an element with a different number of neutrons
- / the _____ number corresponds to the number of electrons in an atom
- / positively charged particle
- / negatively charged particle
- / the periodic table is divided into columns called
Down
- / particles with no charge
- / the electrons in the outermost shell of an atom
- / creator of the periodic classification of elements
- / the periodic table is divided into columns called
- / elements which display characteristics of both metals and non metals
- / the periodic table is divided into rows called
13 Clues: / basic unit of matter • / particles with no charge • / negatively charged particle • / positively charged particle • / 6.02 x10 to the power of 23 • / the electrons in the outermost shell of an atom • / the periodic table is divided into rows called • / creator of the periodic classification of elements • ...
Basic Chemistry Puzzle 2020-09-12
Across
- .......... rows in the periodic table are Periods.
- Two adjacent H2O (water) molecules can form a linkage known as a ....... bond when they polarize.
- ........elements included the elements of group 1 and group 2 of the periodic table.
- K is the chemical symbol of .....
- In Periodic table vertical columns are called ......
Down
- .......is present in lemon.
- .....salt is Calcium sulphate.
- Unreactive non-metals are .......
- have a pH level below 7.
- is the fourth most abundant element in the universe in terms of mass.
10 Clues: have a pH level below 7. • .......is present in lemon. • .....salt is Calcium sulphate. • Unreactive non-metals are ....... • K is the chemical symbol of ..... • .......... rows in the periodic table are Periods. • In Periodic table vertical columns are called ...... • is the fourth most abundant element in the universe in terms of mass. • ...
Periodic Table of the Elements 2024-06-02
Across
- this element is what we need to breathe in
- this organisation is responsible for naming elements
- these gases are in Group 8 and include Xenon and Argon
- is a stinky element
- this is the number of periods on the periodic table
Down
- these metals sit in the middle of the periodic table
- this alkali metal has the symbol 'K'
- this element is number one
- the rows in the periodic table are called this
- this element was named after the village Ytterby in Sweden
10 Clues: is a stinky element • this element is number one • this alkali metal has the symbol 'K' • this element is what we need to breathe in • the rows in the periodic table are called this • this is the number of periods on the periodic table • these metals sit in the middle of the periodic table • this organisation is responsible for naming elements • ...
Matter, atoms and elements 2024-08-28
Across
- a substance that is made of two or more elements
- elements on the left side of the periodic table
- the ratio between mass and volume
- a mixture where the components cannot be seen
- the study of matter and the changes it undergoes
- anything that has mass and occupies volume
Down
- a mixture where the components can be seen
- horizontal row in the periodic table
- vertical column in the periodic table
- a type of change in the chemical composition that creates a new substance
10 Clues: the ratio between mass and volume • horizontal row in the periodic table • vertical column in the periodic table • a mixture where the components can be seen • anything that has mass and occupies volume • a mixture where the components cannot be seen • elements on the left side of the periodic table • a substance that is made of two or more elements • ...
