Match the molecule or compound to the type of bond found between the elements.

Column A
1.
NaCl:
NaCl
2.
MgBr2

:
MgBr2

3.
CO2

:
CO2

4.
SO2

:
SO2

Column B
a.covalent bond
b.ionic bond

1. NaCl: b.ionic bond

2. MgBr2: b.ionic bond
3. CO2: a.covalent bond
4. SO2: a.covalent bond

1. NaCl: Ionic bond (b)

2. MgBr2: Ionic bond (b)
3. CO2: Covalent bond (a)
4. SO2: Covalent bond (a)