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Periodicity and Properties App Download | Class 9 Chemistry Quiz PDF e-Book

Class 9 Chemistry Cerification Guide: Certification Test 20

Periodicity and Properties Quiz App Download & e-Book - 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

Periodicity and Properties Cerification Guide: Class 9 Chemistry App & eBook Quiz

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Periodicity and Properties Quiz App (iOS & Android)

Periodicity and Properties Quiz App

Periodicity and Properties Quiz App (Android & iOS)

9th Grade Chemistry Quiz App

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College Chemistry Quiz App

O Level Chemistry Quiz App (Android & iOS)

O Level Chemistry Quiz App