1.

Identify the reagent which can differentiate the given pair compounds . (a) Acetone and ethanol (b) Phenol and 1- propanol (c ) 1-butyne and2-butyne (d) (1) NaOH,I_(2)(2) Tollen's reagent (3) Fehling solution(4) Hinsberg's reagent (5) Neutral FeCl_(3)(6)2,4-DNP (7) NaHCO_(3)(8)Schiff's reagent [Hint : If pair (a) is differentiate by 1, (b) by 2, (c ) by 3 and (d) by 4 then fill 1234 in OMR sheet.]

Answer»


Solution :(a) ACETONE`overset(2,4DNP)rarr`yellow/orange
ETHANOL`overset(2,4DNP)rarr` no colour
(B) phenol`overset(FeCl_(3))rarr`purple colour
1-propanol`overset(FeCl_(3))rarr`no colour
(c ) `me-CH_(2)-C-=Choverset("Tollen's reagent")rarr` dirty WHITE PPT.
`Me-C-=C-Meoverset("Tollen's reagent")rarr`no ppt
(d)


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