Periodic Table
Ionic and Metallic Bonding
Chemical Bonding
Chemical Names and Formulas
Matter and Change
100
When grouped together, it is easier to predict the ___________of an element.
What is Properties?
100
A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products.
What is chemical equation
100
The elements in Group 18. They almost never react with any other elements and are described as inert
What is Noble Gases
100
What is NH3?
What is Ammonia
100
When a solid changes to a liquid it is called what?
What is Melting
200
What is the weighted average of the masses of all naturally occurring isotopes of an element called?
What is Average atomic mass
200
tells us how many atoms, molecules, or formula units take part in a reaction
What is coefficient
200
a bond that results from the sharing of valence electrons
What is covalent bond
200
What is the chemical name of BaSO4?
What is Barium Sulfate
200
When a gas changes into a liquid it is called what?
What is Condensation
300
What is equal to one twelfth of the mass of a carbon 12 atom called?
What is Atomic mass unit
300
when energy is released
What is exothermic reaction
300
. :S: A model that is used to show how electrons are arranged in molecules.
What is Lewis Dot / Electron Dot Diagram
300
what is the chemical name for Cu(C2H3O2)2?
What is Copper (II) Acetate
300
When solids reach their melting points they become what?
What is Liquids
400
What are atoms having the same number of protons, but diffrent
What is Isotopes
400
chemical reaction in which two or more reactants combine to produce a single product.
What is synthesis reaction
400
a type of bond that forms when electrons are not shared equally.
What is polar bond
400
what is the chemical equation for Iron (III) Bromide?
What is FeBr3
400
When a gas reaches its condensation point it becomes a what
What is Liquid
500
What is an atom or group of atoms that has lost or gained one or more electrons and therfore has a net electric charge called?
What is Ion
500
Can ionic compunds conduct electricty in solid state
What is No
500
Electrons are shared equally.
What is nonpolar covalent bond
500
what is the chemical equation for Ammonium Bromide?
What is NH4Br
500
What is it called when a solid changes directly into a gas
What is Sublimination
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