Indicate whether each of the following compounds is ionic or covalent.

a) KF

b) CO2

c) C6H12O6

d) Fe(NO3)2

e) SnCl2

Answers

We distinguish ionic compounds from covalent compounds by the elements in the formula. Ionic compounds contain at least one metal and at least one nonmetal. covalent compounds contain only nonmetal elements.

a) KF is ionic.

b) CO2 is covalent.

c) C6H12O6 is covalent.

d) Fe(NO3)2 is ionic.

e) SnCl2 is ionic.