Reagent not used to prepare an alkyl halide from an alcohol is:
(1) HCl+ ZnCl2
(2) NaCl
(3) PCl5
(4) SOCl2
Most readily hydrolysed halide is:-
(1) C6H5Cl
(2) (C6H5)2CHCl
(3) C6H5CH2Cl
(4) (C6H5)3CCl
CCl4 is insoluble in water because:-
(1) water is non-polar
(2) CCl4 is non-polar
(3) water and CCl4 are polar
(4) none of the above
In the reaction,
the product formed is:
(1) 4-Methylpent-2-yne
(2) propyne
(3) propyne and propene
(4) none of these
Chloral is:
1. CCl3 CHO
2. CCl3COCH3
3. CCl3CO-CCl3
4. CCl3CH2OH
Which process does not occur during formation of CHCl3 from C2H5OH and bleaching powder?
1. Hydrolysis
2. Oxidation
3. Elimination
4. Chlorination
Which of the following compounds undergo E2 reactions more easily?
1. | \((CH_3)_2C.CH_2CH_3]\\ ~~~~~~~~~~~~~~|\\ ~~~~~~~~~~~~~Br\) |
2. | \(CH_3(CH_2)_2CH_2Cl\) |
3. | \(CH_3(CH_2)_2CH_2I\) |
4. | \(~~~~~~~~~~~~~~~~~~I\\ ~~~~~~~~~~~~~~~~~~|\\ (CH_3)_2-C-CH_2CH_3\) |
Which is most reactive for SN2 reactions ?
(1) CH3I
(2) C2H5I
(3) C3H7I
(4) C4H9I
Which of the following options is correct?
1. CH3-CH=CH-CH3 predominates
2. CH2=CH-CH2-CH3 predominates
3. Both are formed in equal amounts
4. The product ratio is dependent on the halogen X
Ethylidene dichloride on treatment with aqueous KOH gives:
(1) CH3CHO
(2)
(3) HCHO
(4)