Question

The following is used for the preparation of oxygen gas in lab.
2KClO3---Catalyst----->2KCl+3O2
Which of the statements are correct?
1.It is a decomposition and endothermic reaction.
2.It is combination reaction.
3.It is a decomposition reaction accompanied by release of heat.
4.It is a photo chemical reaction and exothermic in nature.

Answer 1

1)it is a decomposition and endothermic reaction.

hope this helps u

Answer 2

Answer:

Hello here's ur answer...

1* is correct