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.

A blue litmus paper is dipped into an aqueous solution of NH_4NO_3 . Is there any colour change? Substantiate your answer.

When pure NaCI crystal is heated in an atmosphere of sodium vapour it turns yellow. Give reason? KCI shows violet colour when heated In presence of Li vapour- Why?

Schottky and Frenkel defects are stoichiometric defects. When pure NaCl (Sodium Chloride) crystal is heated in an atmosphere of sodium vapours, it tums yellow. Give reason.

Schottky and frenkel defects are stoichiometric defects. When pure NaCl(sodium chloride) crystal is heated in an atmosphere of sodium vapours, it turns yellow. Give reason.

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