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Chemistry Class 10 Chapter 11 - Organic Chemistry - 6
1.
Hydrocarbons that contains at least one carbon-carbon double bond are called as?
a) Alkenes
b) Alkanes
c) Alkynes
d) None of these
2.
Hydrocarbons that have at least one carbon-carbon tripple bond are called as?
a) Alkenes
b) Alkynes
c) None of these
d) Alkanes
3.
Cn H
2
n-2 is the general formula of?
a) Alkanes
b) Alkynes
c) None of these
d) Alkenes
4.
Ethyne is an?
a) Alkyne
b) Alkene
c) Alkane
5.
Which one of the following is a saturated compound?
a) Ethane
b) Propene
c) Pentene
d) Hexyne
6.
The names of organic compounds are known as?
a) None of these
b) IUPAC names
c) Both of these
d) Systematic names
7.
In the carbon chain of hydrocarbons, the stem indicates?
a) The number of hydrogen atoms
b) The number of carbon atoms
c) None of these
d) The class of the compound
8.
The suffix in the carbon chain of hydrocarbons indicates?
a) The number of carbon atoms
b) The number of hydrogen atoms
c) None of these
d) The class of the compound
9.
The IUPAC name of CH
3
- CH
2
- CH
2
- CH
3
is?
a) Ethane
b) Methane
c) Butane
d) Propane
10.
Coal is used as?
a) None of these
b) Gas fuel
c) Solid fuel
d) Liquid fuel
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