Atoms and Atom Model Multiple Choice Questions 19 PDF Download

Learn atoms and atom model MCQs, grade 7 science test 19 for online courses learning and test prep, electron levels multiple choice questions and answers. Electron levels revision test includes science worksheets to learn for 7th grade science resources for teachers.

Science multiple choice questions (MCQ) on symbol of 'carbon' is with options c, bo, n and br, electron levels quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn electron levels quiz to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model Quiz PDF Download Worksheets 19

MCQ. Symbol of 'Carbon' is

  1. Bo
  2. C
  3. N
  4. Br


MCQ. Mass number tells us number of

  1. neutrons only
  2. electrons only
  3. particles in the nucleus
  4. protons only


MCQ. Unstable atoms are radioactive so we call them

  1. radioisotopes
  2. radioactive
  3. radio atoms
  4. radio allotropes


MCQ. Atomic number of 'neon' is

  1. 8
  2. 10
  3. 12
  4. 14


MCQ. 'chlorine' ion has

  1. positive charge
  2. negative charge
  3. no charge
  4. both a and b