Question

An element with the atomic number 19 will most likely combine chemically with the element whose atomic number is ______.

Options

• 17

• 11

• 28

• 20

Answer 1

An element with the atomic number 19 will most likely combine chemically with the element whose atomic number is 17.

Explanation:

The element with atomic number 19 will lose 1 electron to achieve the noble gas configuration which can be accepted by the element with atomic number 17.