Question

What is the z number of an atom with 9 protons, 8, neutrons, 7 electrons?

Answer 1

if it has 9 protons, then the atomic no. z will be 9, as it shows no. of protons in nucleus.
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Answer 2

Answer: The atomic number of an atom will be 9.

Explanation:

Atomic number is defined as the number of protons which are present in the nucleus of an atom. It is represented as Z.

Atomic number (Z) = Number of protons

We are given:

Number of protons = 9

Number of neutrons = 8

Number of electrons = 7

Thus, the atomic number of an atom will be 9.