Question

Which of the following statement is correct?
(1) Electron gain enthalpy may be positive for some
elements.
(2) Second electron gain enthalpy always remains
positive for all the elements.
(3) 4 H(K)=-IE (K)
(4) All of these
eg​

Answer 1

Answer:

Answer :Dor 4

Explanation:

Electron gain enthalpy may be positive for some elements.

Second electron gain enthalpy always remains positive for all the elements.

ΔegH(K+)=−IE(K)

All of these is right

Hope the answer is helpful

Answer 2

Answer:

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