Atoms and Atom Model Multiple Choice Questions 31 PDF Download

Practice atoms and atom model MCQs, grade 7 online science test 31, uses of radioisotopes multiple choice questions and answers. Uses of radioisotopes revision test has science worksheets, helping answer key with choices as boiled water, heat, radiations and energy of multiple choice questions (MCQ) with uses of radioisotopes quiz as medical instruments can be sterilized using for competitive exam prep, viva interview questions. Free science study guide to practice uses of radioisotopes quiz to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model Quiz PDF Download Worksheets 31

MCQ. Medical instruments can be sterilized using

  1. heat
  2. boiled water
  3. radiations
  4. energy


MCQ. Sodium and chlorine are attracted to each other because they are

  1. ions
  2. positively charged
  3. negatively charged
  4. oppositely charged


MCQ. The nearest shell to a nucleus is called

  1. shell A
  2. shell K
  3. shell S
  4. shell C


MCQ. The number of elements are approximately

  1. fifty
  2. eighty
  3. hundred
  4. two hundred


MCQ. Atoms are linked together by chemical bonds. The two common chemical bonds are

  1. ionic and dative bonds
  2. ionic and covalent bonds
  3. dative and covalent bonds
  4. ionic and metallic bonds