meli781 meli781
  • 23-01-2018
  • Chemistry
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The atomic number of oxygen is 8, because oxygen has

A. electrons in eight shells.
B. eight protons in the nucleus.
C. a second shell with eight electrons.
D. an atomic mass of 8.

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HenryLCH
HenryLCH HenryLCH
  • 23-01-2018
The atomic number of oxygen is 8, because oxygen has eight protons in the nucleus.
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