1
IIT-JEE 2012 Paper 1 Offline
MCQ (Single Correct Answer)
+1
-0.25
In allene (C3H4), the type(s) of hybridisation of the carbon atoms is (are):
A
sp and sp3
B
sp and sp2
C
only sp3
D
sp2 and sp3
2
IIT-JEE 2010 Paper 1 Offline
MCQ (Single Correct Answer)
+3
-0.75
The synthesis of 3-octyne is achieved by adding a bromoalkane into a mixture of sodium amide and and alkyne
A
BrCH2CH2CH2CH2CH3 and CH2CH2C $$\equiv$$ CH
B
BrCH2CH2CH3 and CH3CH2CH2C $$\equiv$$ CH
C
BrCH2CH2CH2CH2CH3 and CH3C $$\equiv$$ CH
D
BrCH2CH2CH2CH3 and CH3CH2C $$\equiv$$ CH
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