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? 40 zr zirconium 91.22 40 51 91 131

Explanation:

In a neutral atom, the number of electrons is equal to the atomic number. The atomic number of zirconium (Zr) is 40 (given in the periodic table entry as the top - left number).

Answer:

40