Ph - C CHMeOHMeO- Major product of the reaction is:

(a) 

(b) 

(c) Ph - C C-OMe

(d) 

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            ClPh-C||-CH3 3NaNH2 (A)            Cl                         product ; Product (A) is:

 

(a) Ph-CH=CH2          (b) Ph-CCH              (c) Ph-CH2-CH3             (d) Ph-CCNa

                               

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To carry out above conversion, (A) and (B) respectively, are :

(a) NaNH2, Cl - CH2ーCH- CH- Br
(b) NaNH2, CH2-CH2-CH2-Br
(c) NaNH2, l-CH2ーCH2-CH2-Br
(d) NaNH2, I-CH2-CH2-CH2-I

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H-CC-Ph Product; Product obtained in this reaction is:

(a) Ph-C|I=CH-I

(b) PH-CH|I-CH2-i

(c) Ph-CC-I

(d) I-CC-H

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(a)(b)(c)(d)

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Which of the following alkyne on treatment with H2(2 mole)/ Pt gives an optically inactive compound ?

(a) 3-Methyl-1-pentyne

(b) 4-Methyl-1-hexyne

(c) 3-Methyl-1-heptyne

(d) None of the above

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Compound (x) will be:

(a) 

(b) 

(c) 

(d) 

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Which alkyne yields butanoic acid (CH3CH2CH2CO2H) as the only organic product on treatment with ozone followed by the hydrolysis?

(a) 1-Butyne             (b) 4-Octyne                (c) 1-Pentyne                (d) 2-Hexyne

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Unit of unsaturation in compound (A)?

(a) 7                         (b) 8                        (c) 9                             (d) 10

 

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Correct order of rate of EAS (electrophilic aromatic substitution) is : 

(a) c > b > a > d

(b) c > d > a > b

(c) a > b > c > d

(d) c> d> b > a

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