Medium· Alkali Metal (Chemical Properties)· +4 / −1
Given below are two statements : one is labelled as **Assertion A** and the other is labelled as **Reason R** :
**Assertion A :** Metallic sodium dissolves in liquid ammonia giving a deep blue solution, which is paramagnetic.
**Reasons R :** The deep blue solution is due to the formation of amide.
In the light of the above statements, choose the **correct** answer from the options given below :