Atoms and Atom Model Multiple Choice Questions and Answers 1 PDF Download

Learn atoms and atom model multiple choice questions, grade 7 science online test 1 for elementary school degree online courses, distance learning for exam prep. Practice mass number and isotopes multiple choice questions (MCQs), atoms and atom model quiz questions and answers for science class for grade 7 physical science tests.

Study elementary school science multiple choice questions (MCQs): to find out number of neutrons in an atom, we need to know the, for free online courses with choices proton number, atomic number, electron number, and mass number, mass number and isotopes quiz with classroom questions and answers for students with pdf download eBooks. Free science study guide for online learning mass number and isotopes quiz questions to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model Worksheets 1 Quiz PDF Download

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