Question

The number of protons in atom is 19
in an atom A. What will be the
number of electrons in its A+ ion. *
O 18
O 20
O 17
O 19​

Answer 1

Answer:

The no. of electrons in A+ ion will be

Explanation:

18

Answer 2

$\sf{18}$

The number of electrons and protons are the same in an atom. If it has +1 charge, it means it has lost one electron and is a cation.