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Question
Two gases are given in a test tube. One of them reignites a burning wooden splint and in the presence of the other, a burning splint goes off. Identify the two gases.
Very Short Answer
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Solution
- Oxygen (O2): It reignites a glowing/burning wooden splint because oxygen supports combustion.
- Carbon dioxide (CO2): A burning splint goes off in carbon dioxide because it does not support combustion.
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