1.

Though sulphur has only two unpaired electrons it exhibits covalency of 2, 4, 6. Explain.

Answer»

Solution :(i) valence shell of 'S'.
(ii) number and TYPE of orbitals present in the valence shell
(III) number of unpaired and paired ELECTRONS present in valence shell in ground state
(iv) number of unpaired electrons possible in different exited STATES
(v) relation between number of unpaired electrons and COVALENCY


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