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An optically active alcohol A(C6H10O) ab...

An optically active alcohol `A(C_6H_10O)` absorbs two mole of hydrogen molecule per mole of A upon catalytic hydrogenation and gives a product B.The compound B is resistant to oxidation by `CrO_3` and does not show any optical activity . Deduce the structure of A and B.

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A hydrocarbon having the molecular formula C_6H_(10) , on catalytic hydrogenation absorbs one mole of H_2 . The product obtained on ozonolysis of the compound is OHC""CH_2CH_2CH_2CH_2CHO . Determine the structure of the compound.

A compound [A] of molecular formula C_(4)H_(9)Br yields a compound [B] of molecular formula C_(4)H_(10)O when reated with aqueous NaOH . On oxidation [B] gives a ketone [C]. The vigorous oxidation of ketone gives ethanoic acid. Deduce the structure of A, B and C.

Compound (A) C_(6)H_(12)O_(2) on reduction with LiAlH_(4) yields two compounds B and C. The compound (B) on oxidation gave (D) which on treatment with aqueous alkali and subsequent heating furnished E. The latter on catalytic hydrogenation gave (C). Compound (D) on oxidation gave monobasic acid (molecular formula weight = 60). Deduce the structure of (A), (B), (C), (D) and (E).

An organic compoud [A] which has characteristic odour on treatment with NaOH forms two compounds [B] and [C]. Compounds [B] has the molecule formula C_(7)H_(8)O . Which on oxidation gives back compound [A]-The compound [C] is the sodium salt of an acid [C]. When [C] is heated with sodalime, it yield an aromatic hydrocarbon [D]. Deduce the structures of [A], [B], [C] and [D].

An organic compound 'A' (C_(4)H_(10)O) is optically active. On mild oxidation, it gives a compound 'B' (C_(4)H_(8)O) but upon vigorous oxidation, it gives another compound 'C' (C_(3)H_(6)O_(2)) . The compound 'C' along with 'D' are also formed from 'B' by reacting with iodine in the presence of alkali. Deduce the structures of 'A', 'B', 'C' and 'D' .

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Oxidation of allyl alcohol with a peracid gives a compound of molecular formula C_3H_6O_2 , which contains an asymmetric carbon atom. The structure of the compound is:

A and B are functional isomers of compound C_(3)H_(6)O . On heating with NaOH and I_(2) isomer A froms yellow percipitate of iodoform whereas isomer B does not form any precipitate. Write the formulae of A and B.

PATHFINDER-FG-1 (ALCOHOLS, PHENOLS & ETHERS)-QUESTION BANK
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  3. An optically active alcohol A(C6H10O) absorbs two mole of hydrogen mol...

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  4. Give reason for the following in one or two sentences. "Acid catalysed...

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