Assertion : Anion vacancies in alkali halides are produced by heating the alkali halide crystals with alkali metal vapour. Reason : Electrons trapped in anion vacancies are reffered to as F – centres. Assertion : Anion vacancies in alkali halides are produced by heating the alkali halide crystals with alkali metal vapour. Reason : Electrons trapped in anion vacancies are reffered to as F - centres. February 9, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related