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प्रश्न
Assertion (A): Second period consists of 8 elements.
Reason (R): Number of elements in each period is four times the number of atomic orbitals available in the energy level that is being filled.
पर्याय
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is not the correct explanation of A.
A is true but R is false.
A is false but R is true.
MCQ
विधान आणि तर्क
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उत्तर
A is true but R is false.
Explanation:
The second period has 8 elements, so A is true. Its filling involves 4 orbitals, each accommodating 2 electrons; therefore, R’s claim of four times the number of orbitals is false.
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