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Question

What is the value of electron gain enthalpy of Na+ if IE1 of Na=5.1 eV?

A
5.1 eV
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B
10.2 eV
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C
+2.55 eV
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D
+10.2 eV
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Solution

The correct option is A 5.1 eV
IE1 of Na= Electron gain enthalpy of Na+ ion =5.1 eV.

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