Atoms and Atom Model Multiple Choice Questions 30 PDF Download

Learn atoms and atom model MCQs, grade 7 online science test 30, mass number and isotopes multiple choice questions and answers. Mass number and isotopes revision test has science worksheets, helping answer key with choices as mass number, nucleon number, nuclear number and atomic number of multiple choice questions (MCQ) with mass number and isotopes quiz as atoms of similar elements have same for competitive exam prep, viva interview questions. Free science study guide to practice mass number and isotopes quiz to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model Quiz PDF Download Worksheets 30

MCQ. Atoms of similar elements have same

  1. nucleon number
  2. mass number
  3. nuclear number
  4. atomic number


MCQ. Nucleus consists of

  1. protons only
  2. electron only
  3. neutrons only
  4. protons and neutrons


MCQ. The atomic number of lithium is

  1. 1
  2. 2
  3. 3
  4. 4


MCQ. Atoms of an element with same atomic number but having different mass number are known as

  1. allotropes
  2. isotopes
  3. hydrocarbons
  4. amotopes


MCQ. The particles that have opposite charges, are

  1. protons and electrons
  2. protons and neutrons
  3. neutrons and electrons
  4. photons and protons