Atoms and Atom Model Multiple Choice Questions 6 PDF Download

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Science multiple choice questions (MCQ) on isotope of uranium (uranium-238) contains with options 142 neutrons, 141 neutrons, 146 neutrons and 149 neutrons, science and radioisotopes quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn science and radioisotopes quiz to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model Quiz PDF Download Worksheets 6

MCQ. Isotope of uranium (Uranium-238) contains

  1. 141 neutrons
  2. 142 neutrons
  3. 146 neutrons
  4. 149 neutrons


MCQ. As neutrons have electrical charge, they do not effect

  1. bonding properties
  2. physical properties
  3. chemical properties
  4. thermal properties


MCQ. Theory about atom was first put forward by a Greek philosopher

  1. Williams
  2. Democritus
  3. Isaac Newton
  4. Galileo


MCQ. Electrons revolve around nucleus as fast as

  1. sound in air
  2. sound in liquid
  3. sound in solid
  4. sound in light


MCQ. If hydrogen forms only one bond, then valency of hydrogen is

  1. 1
  2. -1
  3. 7
  4. 2