Which is the correct order of formation of MgCl2 by Born-Haber cycle ? 1. Sublimation of Mg ; 2. Bond dissociation of Cl2 3. Ionisation of Mg ; 4. Electron gained by Cl
A
1,3,2,4
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B
1.3,4,2
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C
1,2,3,4
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D
None of these.
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