(a) What is the difference between a cation and an anion? Explain with examples. (b) The valencies
Channel: Doubtnut
Date: 26/01/2020

(a) What is the difference between a cation and an anion? Explain with examples. (b) The valencies (or charges) of some of he ions are given below : Using this information, write down the formula of : (i) Sodium sulphide (ii) Copper nitrate