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MCQs

Total Questions : 622 | Page 62 of 63 pages
Question 611. Which subatomic particles contribute the most to the mass of an atom?
  1.    Protons, Neutrons, Electrons
  2.    Protons only
  3.    Protons and Electrons
  4.    Protons and Neutrons
 Discuss Question
Answer: Option D. -> Protons and Neutrons
Question 612. Which parts of the atom move around the nucleus?
  1.    electrons
  2.    protons
  3.    electrode particles
  4.    neutrons
 Discuss Question
Answer: Option A. -> electrons
Question 613. What subatomic particles would you find in the nucleus of an atom?
  1.    Protons only
  2.    Protons and Neutrons
  3.    Neutrons and Electrons
  4.    Protons and Electrons 
 Discuss Question
Answer: Option B. -> Protons and Neutrons
Question 614. Subatomic particles with a negative charge
  1.    Electrons
  2.    Neutrons
  3.    Protons
  4.    Quarks
 Discuss Question
Answer: Option A. -> Electrons
Question 615. Atoms of the same element with a different number of neutrons
  1.    Ion
  2.    alloy
  3.    Isotope
  4.    Quarks
 Discuss Question
Answer: Option C. -> Isotope
Question 616. Which atomic particle has a negative charge?
  1.    proton
  2.    neutron
  3.    electron
  4.    all of the above
 Discuss Question
Answer: Option C. -> electron
Question 617. Which of the following determines the identity of an element?
  1.    number of protons
  2.    atomic mass
  3.    number of neutrons
  4.    number of shells
 Discuss Question
Answer: Option A. -> number of protons
Question 618. Which of the following particles has the smallest mass?
  1.    neutron
  2.    proton
  3.    nucleus
  4.    electron
 Discuss Question
Answer: Option D. -> electron
Question 619. Arrangement of elements organized by atomic number
  1.    Electron Cloud 
  2.    Periodic Table 
  3.    Electron Configuration
  4.    None of these
 Discuss Question
Answer: Option B. -> Periodic Table 
Question 620. What type of charge does a proton have?
  1.    positive
  2.    negative
  3.    neutral
  4.    none of the above
 Discuss Question
Answer: Option A. -> positive

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