A sample of gas is to be identified by means of its behaviour in the presence of a glowing splint. Which of the following gases will neither itself burn nor cause the splint to burn?
A
Oxygen
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B
Nitrogen
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C
Hydrogen
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D
Methane
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Solution
The correct option is B Nitrogen Hydrogen and Methane are combustible gases, they will itself burn. Oxygen is a supporter of combustion, so it will cause splint to burn. Nitrogen neither burns nor supports combustion.