Chemistry · Classification of Elements and Periodicity in Properties
Electronic configurations of four elements A, B, C and D are given below: (A) 1s2 2s2 2p6 (B) 1s2 2s2 2p4 (C) 1s2 2s2 2p6 3s1 (D) 1s2 2s2 2p5 Which of the following is the correct order of increasing tendency to gain electron?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1D < A < B < C
- 2D < B < C < A
- 3A < B < C < D
- 4A < C < B < D✓
Correct answer
A < C < B < D
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