sniper2 sniper2

18-05-2017
Advanced Placement (AP)

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Oxygen’s atomic number is 8. This means that an oxygen atom has
a. eight neutrons in its nucleus.
c. eight protons in its nucleus.
b. a total of eight protons and neutrons.
d. a total of eight neutrons and electrons.

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Аноним Аноним

18-05-2017

The atomic number ALWAYS refers to the number of protons in the nucleus. Oxygen has an atomic number of 8 that means it has 8 protons in the nucleus.

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Amy1511 Amy1511

18-05-2017

The # of protons is also the atomic #

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