Physics · Atomic Structure
Consider the following statements: (A) The ground state electronic configuration of Cr (Z = 24) is [Ar] 3d5 4s1. (B) The size of a 2px orbital is smaller than that of a 3py orbital. (C) Heisenberg's uncertainty principle is applicable only to electrons. (D) Energy of a 2s orbital in Hydrogen = Energy of a 2s orbital in Lithium. The correct statements are:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1C and D
- 2A and B✓
- 3B and D
- 4A and C
Correct answer
A and B
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