Question

A substance X is added to LPG cylinders while filling so as to make the detection of leakage of LPG from the cylinder easy.
(a) Name the substance X.
(b) How does substance X make the detection of leakage of LPG easy?

Answer 1

(a) The substance X is Ethyl mercaptan.

(b) Ethyl mercaptan has a foul odor that can be identified efficiently

Explanation:

(a) LPG gas is filled with propane and butane. Pungent smell of the gas that we can analyze that when there is a leakage really the stench of an entirely different agent, said to be Ethyl Mercaptan. This substance is added to the gas when it leaves the main storage terminals.

(b) Ethyl mercaptan is generally a strong smelling reagent that is filled in LPG cylinders to detect the leakages.  Foul smell in ethyl mercaptan can detect easily by the leakage of of LPG.

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Answer 2

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(a) x = Ethyl mercaptan

(b) due to its foul smell it can be identified efficiently