Question 1

What is the formula for the ionic compound formed between sodium (Na) and chlorine (Cl)?

Accepted Answer

NaCl

Answer

Na2Cl

Answer

NaCl2

Answer

NaC1

Question 2

Which of the following is the correct name for the covalent compound N2O4?

Accepted Answer

Dinitrogen tetroxide

Answer

Dinitrogen oxide

Answer

Nitrogen dioxide

Answer

Nitrogen oxide

Question 3

What is the chemical formula for the ionic compound formed between magnesium (Mg) and sulfur (S)?

Accepted Answer

MgS

Answer

MgS2

Answer

Mg2S

Answer

Mg2S3

Question 4

What is the name of the covalent compound CO2?

Accepted Answer

Carbon dioxide

Answer

Dicarbon monoxide

Answer

Carbon dicarbonate

Answer

Carbon monoxide

Question 5

Which of the following represents the formula for the compound formed between aluminum (Al) and oxygen (O)?

Accepted Answer

Al2O3

Answer

AlO3

Answer

Al3O2

Answer

AlO

Question 6

What is the proper name for the ionic compound KBr?

Accepted Answer

Potassium bromide

Answer

Potassium bromine

Answer

Potassium bromate

Answer

Bromine potassium

Question 7

What is the formula for the covalent compound formed by two nitrogen atoms and one hydrogen atom?

Accepted Answer

N2H2

Answer

NH3

Answer

NH2

Answer

N2H

Question 8

What is the correct name for the ionic compound CaCl2?

Accepted Answer

Calcium chloride

Answer

Calcium dichloride

Answer

Calcium chlorate

Answer

Chloride calcium

Question 9

Which of the following is the correct formula for the covalent compound phosphorus pentachloride?

Accepted Answer

PCl5

Answer

PCl4

Answer

PCl3

Answer

PCl2

Question 10

What is the correct name for the compound Na2SO4?

Accepted Answer

Sodium sulfate

Answer

Sodium sulfonate

Answer

Sodium sulfide

Answer

Disodium sulfate

Question 11

What is the correct formula for sodium chloride?

Accepted Answer

NaCl

Answer

NaCl3

Answer

NaCl2

Answer

Na2Cl

Question 12

What is the name of the compound with the formula CO2?

Accepted Answer

Carbon dioxide

Answer

Carbon monoxide

Answer

Dicarbon monoxide

Answer

Carbon oxide

Question 13

What is the correct name for the compound NH4Cl?

Accepted Answer

Ammonium chloride

Answer

Nitrogen chloride

Answer

Ammonium chlorate

Answer

Ammonia chloride

Question 14

What is the formula for the covalent compound dihydrogen monoxide?

Accepted Answer

H2O

Answer

HO

Answer

H2O2

Answer

OH

Question 15

What is the name of the ionic compound formed between magnesium and oxygen?

Accepted Answer

Magnesium oxide

Answer

Magnesium peroxide

Answer

Omagnesium oxide

Answer

Magnesium oxygen

Question 16

What is the correct formula for the covalent compound nitrogen trifluoride?

Accepted Answer

NF3

Answer

N3F

Answer

N2F3

Answer

NF5

Question 17

What is the name of the ionic compound with the formula CaSO4?

Accepted Answer

Calcium sulfate

Answer

Calcium sulfonate

Answer

Calcium sulfide

Answer

Calcium sulfur

Question 18

What is the chemical formula for aluminum oxide?

Accepted Answer

Al2O3

Answer

AlO

Answer

AlO2

Answer

Al3O2

Question 19

What is the correct name for the compound with the formula PCl5?

Accepted Answer

Phosphorus pentachloride

Answer

Phosphorus chloride

Answer

Dichlorophosphorus

Answer

Phosphorus dichloride

Question 20

What is the name of the compound with the formula Fe2O3?

Accepted Answer

Iron(III) oxide

Answer

Iron(II) oxide

Answer

Ferrous oxide

Answer

Iron oxide

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