Atoms Molecules and Ions Multiple Choice Questions Test 6 Tests pdf Download

Practice science test 6 on atoms molecules and ions MCQs, grade 7 what is atom multiple choice questions and answers. What is atom revision test has science worksheets, answer key with choices as 1nm, 0.00001nm, 0.1nm and 0.01nm of multiple choice questions (MCQ) with what is atom quiz as the diameter of a nucleus is for competitive exam prep. Free science study guide to learn what is atom quiz to attempt multiple choice questions based test.

MCQs on Atoms Molecules and Ions Quiz pdf Download Worksheets 6

MCQ. Diameter of a nucleus is

  1. 0.00001nm
  2. 1nm
  3. 0.1nm
  4. 0.01nm


MCQ. Total number of protons in an atom of each element is called its

  1. atomic number
  2. atomic mass
  3. molecular mass
  4. atomic scale


MCQ. The smallest particle of an atom which can exist is called

  1. matter
  2. atom
  3. proton
  4. electron


MCQ. Nucleus in an atom consists of

  1. protons
  2. neutrons
  3. electrons
  4. a and b


MCQ. Molecules which contains fixed number of same type of atoms are molecules or

  1. elements
  2. compounds
  3. mixtures
  4. all of them