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Correct order of polarising power is Cs^...

Correct order of polarising power is `Cs^+` , `K^+` , `Mg^(2+)` ,A`l^(3+)`

A

`Cs^+` < `K^+` < `Mg^(2+)` <`Al^(3+)`

B

A`l^(3+)` < `Mg^(2+)` < `K^+`< `Cs^+`

C

`Mg^(2+)` < A`l^(3+)` < `K^+` <`Cs^+`

D

`K^+` < `Cs^+` < `Mg^(2+)` <`Al^(3+)`

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  2. Second electron gain enthalpy Is ͟ ͟ ͟͟͟

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