(i) What type of non-stoichiometric point defect is responsible for th – InterviewSolution

1.	(i) What type of non-stoichiometric point defect is responsible for the pink colour of LiCl ? (ii) What type of stoichiometric defect is shown by NaCl ?
Answer» SOLUTION :(i) Excess lithium makes LICL crystal pink. It is caused by METAL excess defect due to anionic VACANCIES (F-centres). (ii) NaCl shows SCHOTTKY defect.

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