Which of the following is not used in making matchsticks these days? – InterviewSolution

1.

Which of the following is not used in making matchsticks these days? A. potassium chlorate B. white phosphorus C. antimony trisulphide D. red phosphorus

Answer»

B. white phosphorus

White phosphorus undergoes spontaneous combustion. Hence it is not used in making matchsticks now days.

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