The number of elements in a period is determined by the number of electrons that can be accommodated in the outermost s and p subshells, and for periods 4 and beyond, the d and f subshells as well.
The number of elements in 5th period of the periodic table will be - (1) 32 (2) 8 (3) 10 (4) 18 (5) Question not attempted
Asked in Department Recruitment 2024 (Chemist) 2024 · Topic: Atomic Structure (Electronic Configuration Principles (Aufbau Principle, Pauli's Exclusion Principle, Hund's Rule))
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