Question

one should not inhale a gas involving out of a chemical reaction in a test tube what is reason ​

Answer 1

some reactions produce poisonous gasses which will be harmful for humans

some of them are exothermic reaction so the gas is too hot so that it causes respiratory burns

some of them also causes infection

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Answer 2

Answer: Hello i hope this helps you.

the gas must not be inhaled because it might be poisonous such as SO₂ and H₂S . it depends upon the reaction that which gas is being evolved but its better not to inhale it since it might be a poisonous gas.

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