Atoms and Atom Model Multiple Choice Questions 1 PDF Download

Learn atoms and atom model MCQs, grade 7 science test 1 for online courses learning and test prep, mass number and isotopes multiple choice questions and answers. Mass number and isotopes revision test includes science worksheets to learn.

Science multiple choice questions (MCQ) on to find out number of neutrons in an atom, we need to know the with options proton number, atomic number, electron number and mass number, mass number and isotopes quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn mass number and isotopes quiz to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model Quiz PDF Download Worksheets 1

MCQ. To find out number of neutrons in an atom, we need to know the

  1. atomic number
  2. proton number
  3. electron number
  4. mass number

D

MCQ. Attraction of two ions due to opposite charge is known as

  1. ionic bonding
  2. covalent bonding
  3. metallic bonding
  4. dative bonding

A

MCQ. To trace path of phosphorus, isotope of phosphorus which is added to fertilizers, is

  1. Phosphorus-31
  2. Phosphorus-32
  3. Phosphorus-33
  4. Phosphorus-34

B

MCQ. If mass of protons and neutrons is 1, then mass of electron is

  1. 2
  2. 1/2
  3. 1/4
  4. 1/1890

D

MCQ. Name of physicist who discovered nucleus of atom was

  1. Democritus
  2. John Dalton
  3. Ernest Rutherford
  4. Vander Waals

C