Atoms Molecules and Ions Multiple Choice Questions and Answers 3 pdf eBooks Download

Learn atoms molecules and ions MCQs, grade 7 science test 3, what is atom multiple choice questions and answers. What is atom revision test has science worksheets, answer key with choices as hard sphere, very small, indivisible and all of above of multiple choice questions (MCQ) with what is atom quiz as dalton's model of atom states that an atom is for competitive exam prep, viva interview questions. Free science study guide to practice what is atom quiz to attempt multiple choice questions based test.

MCQs on Atoms Molecules and Ions Quiz pdf Download Worksheets 3

MCQ. Dalton's model of atom states that an atom is

  1. very small
  2. hard sphere
  3. indivisible
  4. all of above

D

MCQ. Number of protons and electrons in an atom is

  1. different
  2. same
  3. average
  4. constant

B

MCQ. Electrons orbiting around nucleus bear

  1. positive charge
  2. negative charge
  3. no charge
  4. neutral charge

B

MCQ. An atom's model that atom is composed of electrons surrounded by a group of positive charge to balance electrons' negative charges is called

  1. Thomson's Model
  2. Rutherford's Model
  3. Dalton's Model
  4. Bohr's Model

A

MCQ. Positively charged particles of an atom are called

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

A