Home ยป An element-X has mass number 40 and contains 21 neutrons in its atom. To which group of the periodic table does it belong?
Periodic Table MCQs

An element-X has mass number 40 and contains 21 neutrons in its atom. To which group of the periodic table does it belong?

April 16, 2022
9 Views
An element-X has mass number 40 and contains 21 neutrons in its atom. To which group of the periodic table does it belong?

Q. An element-X has mass number 40 and contains 21 neutrons in its atom. To which group of the periodic table does it belong?

A.            Group 1

B.            Group 4

C.            Group 2

D.            Group 3

Answer: Group 4

Related Articles
We will be happy to hear your thoughts

Leave a reply

Gkseries.com
Logo
Register New Account