Protons, Neutrons and Electrons Multiple Choice Questions Online pdf eBooks Download

Learn protons, neutrons and electrons MCQs, online O level chemistry MCQ for test prep. Structure of atom quiz has multiple choice questions (MCQ), protons, neutrons and electrons quiz questions and answers as in periodic table, period number indicates number of, answer key help with choices as neutrons, protons, electrons and photons problem solving for viva, competitive exam preparation, interview questions. Free study guide is to practice protons, neutrons and electrons quiz online with MCQs to practice test questions with answers.

MCQs on Protons, Neutrons and Electrons Quiz pdf Download

MCQ. In periodic table, period number indicates number of

  1. neutrons
  2. protons
  3. electrons
  4. photons


MCQ. Chemical properties of an element are largely derived through

  1. its position in periodic table
  2. proton number of an element
  3. nucleon number of element
  4. number of valence electrons


MCQ. An electron has a

  1. negligible mass
  2. relative charge of -1
  3. charge is opposite and equal to a proton
  4. all of these


MCQ. Mass of an electron is

  1. 11840 of a proton
  2. 11840 of a neutron
  3. 1840 times of a proton
  4. Both A and B


MCQ. Helium (He) is not an inert gas because

  1. it is chemically very reactive
  2. it lacks a full shell of valence electrons
  3. Both A and B
  4. it has no electrons