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In the given 15 group  elements which is used in the manufacture of safety matches?

Option: 1

Nitrogen


Option: 2

 Arsenic


Option: 3

Phosphorus


Option: 4

Antimony

 

 


Answers (1)

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Phosphorus is used in the manufacture of safety matches due to its ability to ignite in air when struck on a rough surface. Hence option 3 is the correct answer.

Option(1) Phosphorus is used in the manufacture of safety matches due to its ability to ignite in air when struck on a rough surface. Hence option 1 is incorrect.

Option(2) Phosphorus is used in the manufacture of safety matches due to its ability to ignite in air when struck on a rough surface. Hence option 2 is incorrect.

Option(4) Phosphorus is used in the manufacture of safety matches due to its ability to ignite in air when struck on a rough surface. Hence option 4 is incorrect.

 

Posted by

Ritika Harsh

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