Atoms and Atom Model Multiple Choice Quiz Questions 16 pdf Download

Practice science quiz 16 on atoms and atom model MCQs, grade 7 chemical formulas multiple choice questions. Free chemical formulas guide has science worksheet with answering options fe, c, i and ir of multiple choice questions (MCQ) with chemical formulas quiz as iron is represented by for exam prep. Study to learn chemical formulas quiz to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model - Quiz 16

MCQ. Iron is represented by

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


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

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


MCQ. Electrons are mainly

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


MCQ. Isotopes behave in different way in

  1. chemical reactions
  2. bonding
  3. electrical conductivity
  4. physical properties


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

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