Which element is classed as a transition element?
- Acolour of chloride: orange; melting point of element: $113~^{\circ}\text{C}$
- Bcolour of chloride: orange; melting point of element: $1535~^{\circ}\text{C}$
- Ccolour of chloride: white; melting point of element: $113~^{\circ}\text{C}$
- Dcolour of chloride: white; melting point of element: $1535~^{\circ}\text{C}$