Math, asked by netuchauhannetz, 11 months ago

Why is second electron gain enthalpy always positive..?

Answers

Answered by shubham9155
12

Answer:

When an electron is added to an isolated oxygen atom, it becomes uninegative ion. ... Hence more energy has to be supplied for the addition of an electron to this uninegative ion. Therefore , the second electron gain enthalpy is positive for oxygen.

Answered by janhveegarg
6

Answer:

When an electron is added to an isolated oxygen atom, it becomes uninegative ion. ... Hence more energy has to be supplied for the addition of an electron to this uninegative ion. Therefore , the second electron gain enthalpy is positive for oxygen.

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