A single atom of an element has 21 neutrons 20 electrons and 20 protons which element is it

asked Jun 2, 2020 178k views

4 votes

5.4k points

Please log in or register to add a comment.

5 votes

Answer:

Step-by-step explanation:

The answer above me

Manuel Jacob answered Jun 4, 2020

5.9k points

2 votes

Calcium because the number of protons is the number of the element on the periodic table

Yadu answered Jun 8, 2020

by Yadu

4.7k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.8m questions

7.5m answers