Q661
The element used in the manufacture of safety matches is
A.
Phosphorous
AnswerB.
Magnesium
C.
Silicon
D.
Sulphur
Answer: Option A
Solution
Answer: Option A
Solution:
One end of a match is coated with a material that can be ignited by frictional heat generated by striking the match against a suitable surface. The coated end of a match, known as the match "head," contains either phosphorus or phosphorus sesquisulfide as the active ingredient and gelatin as a binder.