Chemical Formula Quiz

What is the formula for sodium chloride?

• KCl

• NaOH

• NaCl

• HCl

What is the formula for zinc oxide?

• ZnO2

• Zn2O

• ZnO

• Zn2O2

What is the formula for sodium oxide?

• NaO2

• Na2O

• NaO

• Na2O2

What is the formula for magnesium nitrate?

• Mg2NO3

• Mg2(NO3)2

• MgNO3

• Mg(NO3)2

What is the charge of sodium ion?

• +1

• -2

• -1

• +2

What is the charge of chloride ion?

• -2

• +1

• -1

• +2

What is the charge of zinc ion?

• -2

• +2

• -1

• +1

What is the charge of oxide ion?

• +1

• -2

• +2

• -1

What is the ratio of magnesium to nitrate in magnesium nitrate?

• 1:2

• 2:2

• 1:1

• 2:1

What is the total charge of sodium sulfate?

• 0

• +1

• +2

• -1