Question 1

What is the name of the compound PbCl₂?

Accepted Answer

Lead(II) chloride

Answer

Palladium chloride

Answer

Lead chloride

Answer

Mercury chloride

Question 2

What is the name of the compound Na₂CO₃?

Accepted Answer

Sodium carbonate

Answer

Sodium nitrate

Answer

Sodium hydroxide

Answer

Sodium chloride

Question 3

What is the name of the compound FeCl₃?

Accepted Answer

Iron(III) chloride

Answer

Ferric chloride

Answer

Iron(II) chloride

Answer

Iron chloride

Question 4

What is the name of the compound KI?

Accepted Answer

Potassium iodide

Answer

Potassium hydroxide

Answer

Potassium nitrate

Answer

Potassium chloride

Question 5

What is the name of the compound CaCO₃?

Accepted Answer

Calcium carbonate

Answer

Calcium nitrate

Answer

Calcium hydroxide

Answer

Calcium chloride

Question 6

What is the name of the compound KOH?

Accepted Answer

Potassium hydroxide

Answer

Potassium sulfate

Answer

Potassium nitrate

Answer

Potassium oxide

Question 7

What is the name of the compound MgSO₄?

Accepted Answer

Magnesium sulfate

Answer

Magnesium hydroxide

Answer

Magnesium chloride

Answer

Magnesium nitrate

Question 8

What is the chemical formula for carbon dioxide?

Accepted Answer

CO2

Answer

NaCl

Answer

HCl

Answer

H2O

Question 9

What is the chemical formula for sulfur dioxide?

Accepted Answer

SO2

Answer

NH3

Answer

H2O

Answer

CO2

Question 10

What is the chemical formula for Magnesium Chloride?

Accepted Answer

MgCl2

Answer

MgCl

Answer

MgCl3

Answer

Mg2Cl

Question 11

What is the chemical formula for Ammonium Nitrate?

Accepted Answer

NH4NO3

Answer

NH3NO4

Answer

NH3NO2

Answer

N2H4O2

Question 12

What is the chemical formula for Sodium Hydroxide?

Accepted Answer

NaOH

Answer

Na2O

Answer

Na2OH

Answer

NaNH2

Question 13

What is the chemical formula for Sodium Bicarbonate?

Accepted Answer

NaHCO3

Answer

Na2CO3

Answer

NaClO3

Answer

Na2HCO3

Question 14

What is an ionic compound?

Accepted Answer

A compound formed by the transfer of electrons between a metal and a non-metal

Answer

A compound formed by the sharing of electrons between two non-metals

Answer

A compound formed by the sharing of protons between two elements

Answer

A compound formed by the transfer of protons between a metal and a metal

Question 15

What is the chemical bond formed by the sharing of electrons between two non-metal atoms?

Accepted Answer

Covalent bond

Answer

Ionic bond

Answer

Hydrogen bond

Answer

Metallic bond

Question 16

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

Accepted Answer

Potassium iodide

Answer

Potassium oxide

Answer

Krypton iodide

Answer

Kryptonite

Question 17

What is the correct name for the compound with the formula Fe₂O₃?

Accepted Answer

Iron(III) oxide

Answer

Iron sulfate

Answer

Iron pentoxide

Answer

Iron(II) oxide

Question 18

What prefix is used to indicate two atoms in a covalent compound?

Accepted Answer

di

Answer

mono

Answer

bi

Answer

tri

Question 19

Which prefix is used to indicate five atoms in a covalent compound?

Accepted Answer

penta

Answer

octa

Answer

hepta

Answer

hexa

Question 20

What prefix is used to indicate seven atoms in a covalent compound?

Accepted Answer

hepta

Answer

deca

Answer

nona

Answer

octa

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