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Chemistry Class 12 Chapter 7
Fundamental Principals of Organic Chemistry
Test 8
1.
Only sigma bond are present in?
Butanol
Propene
Butanoic acid
Ethoxy butane
2.
Anti-knocking agent is?
(C
2
H
5
)
3
Pb
(C
2
H
5
)
4
Pb
PbCl
2
C
2
H
5
Pb
3.
Isomerism which is only shown by alkenes?
Structural isomerism
Cis-trans isomerism
Metamerism
Both
4.
General formula of alkane is?
CnH
2n
CnH
2n-2
CnH
2n+2
No general formula exists
5.
n chloroprene the carbon atom show hybridization?
sp
2
sp
All of the above
sp
3
6.
The hydrocarbons which give smoke on burning are?
Ketones
Aromatic
Carboxylic acid
Aliphatic
7.
Ether functional group can be represented by?
R-COOH
R-COO-R
-OH
R-O-R
8.
Metallic sound of engine is?
Knocking
Reforming
Both
Cracking
9.
In sp
3
hybridization the geometry of molecule is?
Tetrahedral
Trigonal pyramids
Square planer
All of these are possible
10.
Which compound show high knocking?
n-heptanes
iso-heptane
n-pentane
iso-octane
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