Question

The reaction between hot concentrated sodium hydroxide and chlorine gas produces sodium chlorate (V) as one of the products

1. give one use of sodium chlorate(V)
2. Explain the difference between bleaching by chlorine and by sulphur(IV) oxide gas.

Answer 1

1.    
   • bleaching agent in pulp
   • Used as herbicides Any one 
2. chlorine bleaches by addition of oxygen while sulphur (iv) oxide