Question

Why does presence of excess of lithium makes Licl Cristal pink ?

Answer 1

When a crystal of LiCl is heated in an atmosphere of Li vapour, the Li atoms lose electron to form Li+ ions. The released electrons diffuse into the crystal and occupy anionic sites (F-centres). These electrons impart pink colour to the LiCl crystal..

Answer 2

Answer:

because you are a pinki