Assumes that a fresh piece of KCI crysta...

Assumes that a fresh piece of KCI crystal is heated in an atmosphere of potassium vapour. Is there any colour change? Substantiate your answer.

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a. NaCl does not exhibit Frenkel. Defect. Do you agree? Justify. b: Assume that a fresh piece of KCl crystal is heated in an atmosphere of potassium " vapours. Is there any. C0lour change? Substantiate your answer.

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