Ionic Compounds Quiz

What is the charge of a lithium ion?

• Li2-

• Li2+

• Li-

• Li+

Which of the following is the correct formula for sodium chloride?

• NaCl

• Na2Cl2

• Na2Cl

• NaCl2

What is the charge of an oxide ion?

• O2-

• O-

• O2+

• O+

Which ions are present in magnesium oxide?

• Mg+ and O2-

• Mg2+ and O-

• Mg+ and O-

• Mg2+ and O2-

What is the formula for aluminium oxide?

• Al2O3

• AlO

• AlO2

• Al3O2

Which of the following is a cation?

• I-

• Na+

• Cl-

• Br-

What is the charge of a chloride ion?

• Cl2-

• Cl2+

• Cl+

• Cl-

Which of the following is the correct formula for potassium iodide?

• K2I2

• KI2

• K2I

• KI

What is the charge of a calcium ion?

• Ca2+

• Ca+

• Ca-

• Ca2-

Which ions are present in copper(II) oxide?

• Cu2+ and O-

• Cu+ and O-

• Cu+ and O2-

• Cu2+ and O2-