Which of the following process involves the gain of energy ?
Chemistry · JEE Main · NTA Exams — Classification of Elements and Periodicity in Properties
Which of the following process involves the gain of energy ?
- O(g) + e– \(\text { → }\)O–(g)
- Na+ + e– \(\text { → }\) Na
- O–(g) + e–\(\text { → }\)O2–(g)
- O2–(g) \(\text { → }\)O–(g) + e–
Answer
(C) O – (g) + e – → O 2– (g)
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