Which of the following compounds are not oxidized by HIO4?

(a) 5,6,7     (b) 4,5,6,7     (c) 6,7     (d) 3,4,5,6,7

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Ethers: Preparation, Physical & Chemical Properties, Uses
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Succinic acid (A)NH3(B)KOHBr2(C); Product (C) will be:

(a) CH2|-CO2HCH2-CH2-NH2

(b) CH2|-CO2HCH2-NH2

(c) CH2|-CO-2K+CH2-NH2

(d) CH2|-CO2HCH2-CH2-Br

 

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Alcohols: Preparation, Physical and Chemical Properties
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dimethoxy ethaneLiHLCH3LiMH3O+ N + CH3OH

Product (N) is:

 

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Alcohols: Preparation, Physical and Chemical Properties
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PCC(A)H+OH-CH2-CH2-OH(B)(1) MeMgBr (2) H3O+(C)NaBH4EtOH(D) Product (D) in above reaction Is:

(a) 

(b) 

(c) 

(d) 

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(A) → B + C; (B) and (C) both gives +ve iodoform test.Compound (A) is:-
C5H10O       H3O+


(a) CH3-CH=CH-O-CH2-CH3

            H
            l
(b)CH3-C-O-CH2-CH3
            l
           CH3

(c)CH3-C-O-CH2-CH3
            ll
           CH2

(d)Both (b) and (c)

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A solution of Ph3CCO2 in conc. H2SO4 gives (X) when poured into methanol X is :-
                O
               ll
(a) Ph3C-C-O-CH3

                   O
                 ll
(b) Ph2CH-C-O-CH3

(c) Ph3C-OCH3

(d) Ph3C-CH3

 

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PyridineTsCl(A)LiAlH4(B)

Product (B) of the above reaction is:

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Which of these is a reducing agent ?
1. CrO3/H+
2. KMnO4
3. LiAlH4
4. O3

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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 Products obtained in the above reaction are :

(a) HCHO, HCO2H
(b) HCHO, 2HCO2H
(c) CO2, 2HCO2H
(d) CO2, HCHO, HCO2H

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Alcohols: Preparation, Physical and Chemical Properties
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0.092 g of a compound with the molecular formula C3H8O reaction with an excess of CH3MgI gives 67.00 mL of methane at STP. The number of active hydrogen atoms present in a molecule of the compound is:
(a) one
(b) two
(c) three
(d) four

 

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Alcohols: Preparation, Physical and Chemical Properties
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