Among the given compounds, one which can be distinguished by AgNO₃ is

Among the given compounds, one which can be distinguished by AgNO₃ is

Options

(a) ethane
(b) ethylene
(c) acetylene
(d) diethyl ether

Correct Answer:

acetylene

Explanation:

Acetylene when passed through an ammoniacal solution of silver nitrate (Tollen’s reagent), a white ppt. of silver acetylide is formed .
CH ≡ CH + 2AgNO₃ + 2NH₄OH → C.Ag ≡ C.Ag + 2NH₄NO₃ + 2H₂O.
( White ppt. Silver acetylide)

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