Question

this is how zirconium appears in the periodic table.
rounded to the nearest whole number, how many electrons are in an atom of zirconium?
131 91 51 40

Explanation:

Step1: Recall the atomic number property

In a neutral atom, the number of electrons equals the atomic number.

Step2: Identify the atomic number

From the periodic - table entry, the atomic number of zirconium (\(Zr\)) is \(40\).

Answer:

\(40\)