Aromatic properties of benzene are proved by
aromatic sextet theory
resonance theory
molecular orbital theory
All of the above
The correct order of stability of following carbocation is
(III) > (II) > (I) > (IV)
(II) > (III) > (I) > (IV)
(I) > (II) > (III) > (IV)
None of the above
LPG is a mixture of
C6H12 + C6H6
C4H10 + C3H8
C2H4 + C2H2
C2H4 + CH4
B.
C4H10 + C3H8
LPG stands for liquefied petroleumgas. It is a mixture of hydrocarbon containing 3-4-carbon atoms. These include propane (C3H8), propene (C3H6 )n-butane (C4H10)iso-butane with small amount of ethane.
Alkene which on ozonolysis yields acetone, is
CH2=CH-CH2-CH3
CH3-CH=CH2
CH3-CH=CH-CH3
(CH3)2-C=C-(CH3)2