Atoms and Atom Model Multiple Choice Quiz Questions 21 pdf Download

Practice science quiz 21 on atoms and atom model MCQs, grade 7 atoms and elements multiple choice questions. Free atoms and elements guide has science worksheet with answering options helium, hydrogen, lithium and magnesium of multiple choice questions (MCQ) with atoms and elements quiz as smallest atom in periodic table yet found is that of for exam prep. Study to learn atoms and elements quiz to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model - Quiz 21

MCQ. Smallest atom in periodic table yet found is that of

  1. hydrogen
  2. helium
  3. lithium
  4. magnesium


MCQ. Number of neutrons in carbon-13 is

  1. 5
  2. 6
  3. 7
  4. 13


MCQ. To multiply multiple elements with a number we use

  1. comma
  2. dot
  3. brackets
  4. cross


MCQ. Ionic chemical formula for magnesium is

  1. Mg-2
  2. Mg+2
  3. Mg-
  4. Mg+


MCQ. Nuclear batteries that produce small amount of current have

  1. longer life
  2. shorter life
  3. large size
  4. circular shape