CBSE
Multiple Choice QuestionsC6H5NO2 C6H5X
'X' is identified as:
NO
-NH2
NHOH
None of these
The dehydration of butan-1-ol gives
1-butene as the main product
2-butene as the main product
equal amounts of 1-butene and 2-butene
2-methyl propene
The most suitable reagent for the following conversion, is :
H2, Pd/C, quinoline
Zn/HCl
Hg2+/H+, H2O
Na/liquid NH3
Catalyst used in dimerisation of acetylene to prepare chloroprene is
HgSO4 + H2SO4
Cu2Cl2
Cu2Cl2 + NH4Cl
Cu2Cl2 + NH4OH
The test for unsaturation is confirmed by the decolourisation of which of the following ?
Iodine water
CusO4 solution
Bromine water
All of these
Which of the following is most reactive towards electrophilic nitration ?
Toluene
Benzene
Benzoic acid
Nitrobenzene
The electrophile involved in the nitration of benzene is :
NO2
NO
NO
NO
Which one of the following formulae does not represent an organic compound ?
C4H10O4
C4H6O4
C4H7ClO4
C4H9O4
In the compound the hybridisation of C-2 and C-3 carbons are respectively
sp3 and sp3
sp2 and sp3
sp2 and sp
sp3 and sp
Cetane is a compound which has very good ignition property. Chemically it is
CH3(CH2)14CH3
(CH3)3C(CH2)11CH3
C17H34
None of the above
