Fluorine and iodine belong to Group 17. Their melting points are not the same because the van der Waals’ forces between molecules have different strengths. Which row is correct?
- Amelting point: $\text{F}_2 > \text{I}_2$; van der Waals’: $\text{F}_2 > \text{I}_2$
- Bmelting point: $\text{F}_2 > \text{I}_2$; van der Waals’: $\text{F}_2 < \text{I}_2$
- Cmelting point: $\text{F}_2 < \text{I}_2$; van der Waals’: $\text{F}_2 < \text{I}_2$
- Dmelting point: $\text{F}_2 < \text{I}_2$; van der Waals’: $\text{F}_2 > \text{I}_2$