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