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Class 9 Chemistry Quiz Questions Answers
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Periodic Table and Periodicity MCQ Questions and Answers PDF Download eBook

Periodic table and periodicity Multiple Choice Questions and Answers (MCQs), periodic table and periodicity MCQs questions PDF to practice grade 9 chemistry test 1 for online school programs. Practice "Periodic Table" MCQs, periodic table and periodicity quiz questions and answers for school certificate. Learn periodic table, periodicity and properties test prep for online secondary school classes.

"Both elements of 1st period contain valence electrons in" Multiple Choice Questions (MCQ) on periodic table and periodicity with choices n shell, m shell, k shell, and s shell for school certificate. Free chemistry study guide for online learning periodic table quiz questions for online education.

Periodic Table and Periodicity MCQs Quiz 1 PDF Download eBook

MCQ: Both elements of 1st period contain valence electrons in

  1. M shell
  2. N shell
  3. K shell
  4. S shell

C

MCQ: In the periodic table, helium is placed at

  1. top left corner
  2. bottom right corner
  3. bottom left corner
  4. top right corner

D

MCQ: 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

C

MCQ: The first three periods are

  1. long periods
  2. short periods
  3. moderate periods
  4. all of above

B

MCQ: On basis of electronic configuration the group and period of 95B is

  1. 2 and IIIA
  2. 3 and IIA
  3. 4 and VIA
  4. 5 and VIIA

A

Grade 9 Chemistry Multiple Choice Questions and Answers (MCQs): Quizzes & Practice Tests with Answer Key