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Classification of Elements and Periodicity in Properties
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27/08/2021 10:38 am
Topic starter
Which transition involves maximum amount of energy?
(a) M-(g) → M(g) + e-
(b) M-(g) → M+(g) + 2e-
(c) M+(g) → M2+(g) + e-
(d) M2+(g) → M3+(g) + e-
1 Answer
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27/08/2021 10:39 am
Correct answer: (d) M2+(g) → M3+(g) + e-
Explanation:
The energy involved is ionisation energy (I.E.). Further the 3rd ionisation energy will be greater than the 2nd and 1st.