Atoms and Atom Model Multiple Choice Questions and Answers 16 PDF Download

Learn atoms and atom model multiple choice questions, grade 7 science online test 16 for elementary school degree online courses, distance learning for exam prep. Practice chemical formulas multiple choice questions (MCQs), atoms and atom model quiz questions and answers for science class for grade 7 science experiments preparation.

Study elementary school science multiple choice questions (MCQs): iron is represented by, for free online courses with choices fe, c, i, and ir, chemical formulas quiz for kids trivia questions with answers for online open learning and kids learning with distance education. Free science study guide for online learning chemical formulas quiz questions to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model Worksheets 16 Quiz PDF Download

MCQ: Iron is represented by

  1. C
  2. Fe
  3. I
  4. Ir

B

MCQ: Number of protons and electrons in an atom of uranium is

  1. 90
  2. 91
  3. 92
  4. 94

C

MCQ: Electrons are mainly

  1. solids
  2. bundle of light
  3. bundle of energy
  4. gases

C

MCQ: Isotopes behave in different way in

  1. chemical reactions
  2. bonding
  3. electrical conductivity
  4. all of above

D

MCQ: In radioactive decay, some isotopes release a small amount of energy which can be used to

  1. fire up wood
  2. generate electric current
  3. light up a bulb
  4. light up a whole town

B