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Name to Formula
Formula to Name
Vocabulary
Vocabulary
Grab Bag
100
Chromium (111) Oxide Oxygen is in group 16
What is Cr2O3
100
HgO
What is Mercury (11) Oxide
100
The shorthand that tells what elements a compound contains and the exact number of atoms of each element in a unit of the compound.
What is a Chemical formula.
100
A molecule where the atoms share electrons equally.
What is a Nonpolar molecule.
100
What is the charge of molecules?
What is Neutral.
200
Calcium Hydroxide Hydroxide's oxidation number is -1 Calcium is an alkaline earth metal
What is Ca(OH)2
200
BaS
What is Barium Sulfide
200
The force of attraction between the opposite charges of the ions in an ionic compound.
What is an Ionic bond.
200
The attraction that forms between atoms when they share electrons.
What is a Covalent bond.
200
What is Hydrogen's Oxidation number? Why is this different from the other elements in it's group?
What is -1. The rest are +1, because they have to lose an electron. Hydrogen can't because its in the first period, but it only needs two electrons to fill its outer shell.
300
Barium Iodide Barium is an alkaline earth metal Iodine is a halogen
What is BaI2
300
Na2S
What is Sodium Sulfide
300
A number that indicates how many electrons an atom must lose, gain, or share to become stable.
What is an Oxidation number.
300
A molecule that has a slightly positive end and a slightly negative end.
What is a Polar molecule.
300
What two elements cause the copper Statue of Liberty to appear green?
What are Sulfur and oxygen.
400
Copper (11) Iodide Iodine is a halogen
What is CuI2
400
Ag2SO4
Silver Sulfate
400
A compound that has water chemically attached to it.
What is a Hydrate
400
A compound composed of two elements.
What is a Binary Compound.
400
What is the formula of Calcium Nitrate? Hint- Calcium is an alkaline earth metal. Nitrate has an oxidation number of -1.
What is Ca(NO3)2
500
Lead (11) Chloride Chlorine is a halogen
What is PbCl2
500
NH4I
What is Ammonium Iodide
500
Positively or negatively charged, covalently bonded group of atoms
What is a Polyatomic ion
500
A charged particle that has either more or fewer electrons than protons.
What is an Ion
500
What does the word anhydrous mean?
What is "No water"