Atoms and Atom Model Multiple Choice Questions Test 27 Tests pdf Download

Practice science test 27 on atoms and atom model MCQs, grade 7 electron levels multiple choice questions and answers. Electron levels revision test has science worksheets, answer key with choices as 2, 1, 3 and 4 of multiple choice questions (MCQ) with electron levels quiz as the atomic number of beryllium is for competitive exam prep, viva interview questions. Free science study guide to learn electron levels quiz to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model Quiz pdf Download Worksheets 27

MCQ. Atomic number of beryllium is

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


MCQ. Each atom contains

  1. shells
  2. nucleus
  3. neutrons
  4. particles


MCQ. A chemical formula represents

  1. one atom of an element
  2. multiple atoms of an element
  3. atoms of molecules
  4. atoms of compounds


MCQ. Ionic chemical formula of sodium is

  1. Na-
  2. Na+
  3. Na-
  4. Na+


MCQ. Closer shell to nucleus, the

  1. lower the energy level
  2. higher the energy level
  3. smaller the size
  4. lighter the mass