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The Atom

Quiz by Stephen Freeman

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25 questions
Show answers
  • Q1
    Which part of the atom has a positive charge?
    neutron
    proton
    electron
    20s
  • Q2
    Which part of the atom has no charge?
    proton
    neutron
    electron
    20s
  • Q3
    Which part of the atom has a negative charge?
    proton
    electron
    neutron
    20s
  • Q4
    the total number of protons and neutrons in the nucleus of an atom
    atomic mass
    atomic number
    mass number
    nuclear number
    20s
  • Q5
    the weighted average mass of the atoms in a naturally occurring sample of an element
    atomic number
    atomic mass
    mass number
    nuclear mass
    20s
  • Q6
    1/12 the mass of a carbon-12 atom
    unit charge
    atomic mass unit
    atomic mass
    mass of a proton
    20s
  • Q7
    atoms with the same number of protons but different numbers of neutrons
    elements
    compounds
    isotopes
    20s
  • Q8
    responsible for atomic theory
    Ernest Rutherford
    J. J. Thomson
    John Dalton
    James Chadwick
    20s
  • Q9
    discovered the nucleus
    Ernest Rutherford
    John Dalton
    James Chadwick
    J. J. Thomson
    20s
  • Q10
    discovered the neutron
    Eugen Goldstein
    James Chadwick
    Ernest Rutherford
    J. J. Thomson
    20s
  • Q11
    discovered electrons
    J. J. Thomson
    James Chadwick
    Eugen Goldstein
    John Dalton
    20s
  • Q12
    discovered protons
    Ernest Rutherford
    J. J. Thomson
    Eugen Goldstein
    James Chadwick
    20s
  • Q13
    Which of these statements is false?
    protons are the lightest subatomic particle
    The nucleus of an atom is positively charged.
    Electrons have a negative charge.
    The neutron is found in the nucleus of an atom.
    20s
  • Q14
    The number of neutrons in an atom of gallium-70 (Ga-70)
    31
    39
    101
    70
    60s
  • Q15
    the number of electrons in an atom of zinc-66 (Zn-66)
    96
    30
    36
    66
    60s

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