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F-centres are created when KCl is heated...

F-centres are created when KCl is heated in presence of potassium vapour. F-centre is-

A

an anion vacancy

B

an interstitial site filled with an unpaired electron

C

an anion vacancy filled with an unpaired electron

D

an anion vacancy filled with a pair of electrons

Text Solution

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The correct Answer is:
C
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