Periodic Table and Periodicity Multiple Choice Questions and Answers 1 PDF Download

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Study high school chemistry multiple choice questions (MCQ): both of elements of 1st period contains valence electrons in with options n shell, m shell, k shell and s shell, periodic table quiz for online e-learning with secondary school learning and high school education with online student portal. Free chemistry study guide for online learning periodic table quiz questions to attempt multiple choice questions based test.

MCQs on Periodic Table and Periodicity Worksheets 1 Quiz PDF Download

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

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

C

MCQ: In 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 period 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: First three periods are

  1. long periods
  2. short periods
  3. moderate periods
  4. none of above

B

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

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

A