Question

which of the following is not used in making matchstiks these days?a) potassium chlorate b)white phosphorus c)antimony d)red phosphorus

Answer 1

The answer is: (b) red phosphorus.

Hope it'll help...:)

Answer 2

Answer is b) White Phosphorus

It is not used in making matchstick because it is harmful for factory workers and some people used it for eating as a way of suicide.