Question

what do you mean by ions?​

Answer 1

IONS ARE CHARGED PARTICALS

IT IS OF TWO TYPES

1. CATIAN

2. ANION

PLEASE MARK MY ANSWER AS THE BRILLIANT IF HELPED AND LIKE

Answer 2

your answer is in the attachment

basically they are the number written on the top of the symbols

For eg, Oxide is

${o}^{2 - }$

2- is the ion