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Class 9 Chemistry Cerification Guide: Certification Test 20

Periodicity and Properties Quiz App & e-Book: MCQ 20

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MCQ: 20

Across the period the atomic size decreases due to

  1. shielding effect
  2. photoelectric effect
  3. increase in nuclear force of attraction
  4. decrease in nuclear force of attraction
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Periodicity and Properties Quiz App (iOS & Android)

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