Practice Test | Kullabs.com
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  • Elements in the same group have similar ______.

    chemical properties
    atomic numbers
    All the answers are correct
    atomic masses
  • The primary difference between the modern periodic table and Mendeleev's periodic table is _________.

    'The two tables are the same except we know about more elements now'
    'The elements in the modern table are arranged in order of increasing atomic weight.'
    'The elements in the modern table are arranged in order of increasing atomic number.'
    none of the answers are correct
  • As you move from top to bottom down the periodic table _______.

    ionizaton energy decreases
    electonegativity increases
    ionization energy increases
    electronegativity decreases
  • Elements in the modern periodic table are arranged on the basis of their ______.

    ionization energy.
    their increasing atomic number.
    their increasing atomic mass.
    their increasing atomic weight.
  • The least reactive elements of the periodic table are ______.

    alkaline metals
    alkali metals
    transition metals
    nobel gases
  • Which statement applies to the halogens?

    none of above
    The halogens have high electron affinity values.
    The halogens have low electron aafinity values
    both a and b
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