JEE Main 2026 Chemistry question
Identify the correct statements from the following: A. Heisenberg uncertainty principle is applicable to electrons. B. The size of 2pₓ orbital is less than the size of 3pₓ orbital. C. The energy of 2s orbital of H atom is equal to the energy of 2s orbital of Li. D. The electronic configuration of Cr is [Ar]3d⁵4s¹
Answer: (B)
Solution
A, B, D are standard correct facts. C is false: the actual orbital
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