Question

13 numeric 1 point what is the atoms atomic number (z)? answer p⁺ = 20 n⁰ = 21 e⁻ = 18

Explanation:

Step1: Recall atomic - number definition

The atomic number (Z) of an atom is equal to the number of protons in the nucleus of the atom.

Step2: Identify number of protons

Given that \(p^{+}=20\), which is the number of protons.

Answer:

20