Respuesta :
Answer:
A. 8
Explanation:
Atomic number of oxygen = 8
Oxygen is the 8th element in periodic table.
Atomic no. = 8, means one oxygen atom has 8 protons. Now, because the atom is neutral, so number of electrons = no. of protons in an atom.
Hence, the number of electrons in a neutral oxygen atom is 8.

Answer:A
Explanation:The answer is a because a neutral atom of oxygen is represented as O. It is atomic number of 8. Hence, it contains 8 electrons and 8 protons.