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Question 30013
NEET Chemistry · Hard

Classification of Elements and Periodicity in Properties: Shielding MCQ

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ShieldingHardQuestion 30013

Question

The main reason effective nuclear charge rises across a period is:

  1. A
    shielding does not increase enough to offset nuclear charge
    Correct
  2. B
    mass number increases only
  3. C
    all electrons stay in same orbital
  4. D
    atomic volume becomes zero

Correct answer

shielding does not increase enough to offset nuclear charge

Explanation

Nuclear charge rises while added electrons go into same shell.

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