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Question:- Would you expect the second …

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Question:- Would you expect the second electron gain enthalpy of O as positive, more -ve or less -ve thanthe first. Justify your answer

Posted by Ankit Kumar Thakur 5 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Ashutosh Joshi 5 years, 3 months ago

Thus, first electron gain enthalpy of S is negative. But when another electron is added to S- to from S2- ion, energy is absorbed to overcome the strong electrostatic repulsion betwene the negatively charged S- ion and the second electron being added. Thus, the second electron gain enthalpy of sulphur is positive.

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