Structure of Atom Multiple Choice Questions 1 PDF Download

Learn structure of atom multiple choice questions (MCQs), O level chemistry test 1 for online exams. Practice periodic table: o level chemistry MCQs questions and answers on periodic table o level chemistry, protons, neutrons and electrons, atomic mass, proton and nucleon number, valence electrons with answers. Free structure of atom quiz, online study guide has helping answer key with choices as it will become another element, it will become an isotope, it will become an electrolyte and it will sublimate immediately of multiple choice questions as if proton (p+) number of an element changes, to test learning skills for viva exam preparation and job's interview questions. Study to learn periodic table: o level chemistry quiz questions with online learning MCQs for competitive exam preparation test.

MCQ on Structure of Atom Quiz PDF Download Test 1

MCQ. If the proton (p+) number of an element changes,

  1. it will become an isotope
  2. it will become another element
  3. it will become an electrolyte
  4. it will sublimate immediately


MCQ. In periodic table, the period number indicates the number of

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


MCQ. Chlorine's (Cl) relative atomic mass is 35.5. this half number is due to

  1. isotopes
  2. a half proton
  3. a half neutron
  4. a half electron


MCQ. Purpose of a mass spectrometer is to

  1. determine the charge of a particle
  2. determine the particles
  3. determine the mass of an atom
  4. provide data for data loggers


MCQ. Number of electrons (e-) in phosphorus (P) is 15. valence electrons shall be

  1. 2
  2. 8
  3. 5
  4. 4