Phosphorus is ignited in a matchstick due to .
Phosphorus is highly inflammable; in a matchstick, it ignites by ___ .
In burning a matchstick we see that there is a chemical reaction involved in which red phosphorus is converted to:
Which of the following is not used in making matchsticks these days ?
(a) potassium chlorate
(b) white phosphorus
(c) antimony trisulphide
(d) red phosphorus