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In the manufacture of safety matches, which of the
following material is used to coat thetwo sides of the
match-boxes?1.Yellow phosphorus 2.Red phosphorus 3.Glue
4.Glass powder
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Answer Posted / vinay
glass powder, red phosphorus, glue .
When head strikes with the surface, Red phosphorus gets
converted into white ( or yellow phosphorus ) starting
ignition and burning antimony trisulphide on the head of
match stick. Potassium chlorate on the head acts as an
oxidizing agent and sulphur present supports combustion
| Is This Answer Correct ? | 18 Yes | 7 No |
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