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21 questions
What is the name of the following compound? Na2S
disodium monosulfide
sodium sulfide
disodium sulfide
sodium disulfide
What is the name of the following compound? CaBr2
carbon dibromide
monocalcium dibromide
calcium dibromide
calcium bromide
What is the name of the following compound? Mg(NO3)2
magnesium nitrate
magnesium nitride
magnesium dinitrate
mercury nitrate
What is the name of the following compound? SO3
sodium trioxide
sulfur oxide
sulfur trioxide
monosulfur trioxide
What is the name of the following compound? N2O4
nitrogen oxide
dinitrogen tetroxide
nitrogen tetroxide
dinitrogen pentoxide
What is the name of the following compound? P2Cl6
phosphorus chloride
diphosphorus hexachloride
hexaphosphorus dichloride
potassium chloride
A bond formed between atoms of two non-metals
ionic
covalent
metallic
Electrons are transferred (given) from one element to another
ionic
covalent
metallic
Two atoms in a “tug-of-war” over electrons, or “sharing” them
ionic
covalent
metallic
Atoms in a “sea of electrons” between metals
ionic
covalent
metallic
Write the formula for the following substances: strontium + nitrogen (strontium nitride)
Sr3N2
Sr2N3
SrN
SrN2
Write the formula for the following substances: Radium phosphate
Ra2(PO4)3
Ra3(PO4)2
Ra2PO7
RaPO4
Write the formula for the following substances:
Sodium + Fluorine
NaF
Na3F
Na2F2
None of these
What is the formula of the following compound?
sulfur dioxide
SO
SO2
2SO
S2O
What is the formula of the following compound?
diphosphorus pentoxide
SO
P5O2
P2O5
none of these
What is the formula of the following compound?
trinitrogen hexasulfide
N3S6
NS
N6S3
none of these
The arrow in the equation means . . .
reactants
products
yields
subscripts
coefficients
The substances on the left of the arrow which determines what takes part in and undergoes change during a reaction.
reactants
products
yields
subscripts
coefficients
The number 4 in front of Al is the . . .
reactants
products
yields
subscripts
coefficients
What type of chemical reaction does this unbalanced equation show?
____ N2 + ____ H2 → ____ NH3
Decomposition
Double Replacement
Combustion
Synthesis
Single Replacement
What number needs to be in front of H2 to balance the equation
____ N2 + ____ H2 → ____ NH3
1
2
3
4
5
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