Some characteristics of two metals, G and H, are listed below. Metal G: its chloride has the formula $\text{GCl}$; it reacts with water when cold. Metal H: has a high melting point; shows more than one oxidation state. Which row concerning metals G and H is correct?
- Ametal G in Group I of the Periodic Table; metal H in Group II of the Periodic Table
- Bmetal G in Group I of the Periodic Table; metal H transition metal
- Cmetal G in Group II of the Periodic Table; metal H in Group I of the Periodic Table
- Dmetal G in Group II of the Periodic Table; metal H transition metal