No. of questions - 20
Time - 10 min
1.
Which of the following will have least hindered rotation about carbon-carbon bond?
2.
Zinc-copper couple that can be used as a reducing agent is obtained by:
3.
In the series, ethane, ethene and ethyne, the CH bond energy is
4.
Which of the following are produced from coaltar?
5.
A mixture of nitrogen and acetylene, on passing electric spark through it gives:
6.
Alkynes occur in nature in the:
7.
The substance used as an anti-knock compound is:
8.
The shape of 2-butene is:
9.
The neutral wax called Ozokerite found near petroleum well is a mixture of:
10.
Polyethylene is a resin obtained by polymerization of:
12.
Presence of a nitro group in a benzene ring
14.
Wurtz reaction converts alkyl halide into alkane when it is made to react with
15.
Which among the following are used as catalyst in cracking?
16.
The presence of unsaturation (olefinic or acetylinic bond) in an organic compound can be tested with:
17.
Petroleum refining is:
18.
Cyclohexane a hydrocarbon, floats on water because:
