Which is the most suitable reagent among the following distinguish compound (3) from the others ?
Ch3C=C−CH3
CH3CH2−CH2−CH3
CH3CH2C=CH
CH3CH=CH2
Terminal alkynes give white colour with Ammonical AgNO3
CH3−CH2−C≡CHNH4/AgNO3⟶CH3−CH2−C≡C⊝Ag⊕(White)