Structure of Atoms Multiple Choice Questions 3 PDF Download

Learn structure of atoms MCQs, grade 9 online chemistry test 3, electronic configuration multiple choice questions and answers. Electronic configuration revision test has chemistry worksheets, helping answer key with choices as 2p, 2s, 3s and 3p of multiple choice questions (MCQ) with electronic configuration quiz as the lowest energy orbital among following is for competitive exam prep, viva interview questions. Free chemistry study guide to practice electronic configuration quiz to attempt multiple choice questions based test.

MCQs on Structure of Atoms Quiz PDF Download Worksheets 3

MCQ. The lowest energy orbital among following is

  1. 2s
  2. 2p
  3. 3s
  4. 3p


MCQ. When Uranium-238 emits α particles it decays in to

  1. Helium
  2. Carbon
  3. Thorium-234
  4. Uranium-235


MCQ. D sub-shell can accommodate maximum

  1. 2 electrons
  2. 10 electrons
  3. 14 electrons
  4. 6 electrons


MCQ. Chlorine-35 exists in nature about

  1. 0.35
  2. 0.4
  3. 0.5
  4. 0.75


MCQ. Protium has

  1. one neutron
  2. two neutrons
  3. no neutron
  4. 3 neutrons