1 |
which one of the general formula of alkene |
CnH2n
Cn2n+2
CnH2n-2
CnH2n+1
|
2 |
which one is not fossil fuel |
Petroleum
Natural gas
Coal
Alcohol
|
3 |
Which type of coal has greater percentage of carbon. |
Peat
Lignite
Bituminous
Anthracite
|
4 |
Kerosene oil is a mixture of hydrocarbon having carbon |
11 to 13
10 to 12
11 to 12
8 to 9
|
5 |
Wohler synthesized first organic compound in laboratory from |
Heating cyanogen's
Cyanogen and ammonium chloride solution
Cyanogen and HNO2
Heating ammonium cyanate
|
6 |
The quality of petroleum is determined by |
Decane number
Octane number
Hexane number
Gold number
|
7 |
Which one of the following compound has octane number 100. |
2,2,4-trimethyl petane
n- pentane
2,4-dimethyl pentane
2- methyl pentane
|
8 |
First organic compound prepared in laboratory was. |
Glucose
Methane
Urea
Alcohol
|
9 |
Ethers show the phenomenon of |
Position Isomerism
Functional group isomerism
Metamerism
Chain isomerism
|
10 |
The state of hybridization in ethene molecule is |
dsp<sup>2</sup>
sp<sup>3</sup>
sp<sup>2</sup>
sp
|
11 |
Which set of Hybrid orbital has planner triangular shape |
sp
sp<sup>2</sup>
dsp<sup>2</sup>
sp<sup>3</sup>
|
12 |
The bond angle between any two SP2Hydridized orbitals is of |
180<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°</b>
109.5<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°</b>
120<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°</b>
107.5<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°</b>
|
13 |
The state of hybridization of carbon atom in Ethyne |
sp
sp<sup>2</sup>
dsp<sup>2</sup>
sp<sup>3</sup>
|
14 |
The state of hybridization of "C" in ethane is |
SP
sp<sup>2</sup>
dsp<sup>2</sup>
sp<sup>3</sup>
|
15 |
Linear shape is associated with set of hybrid orbitals |
SP
sp<sup>2</sup>
dsp<sup>2</sup>
sp<sup>3</sup>
|
16 |
-SH Functional group is called |
Cyano
Mercapto
Nitro
Carboxyl
|
17 |
Which one is the heterocyclic compound of oxygen |
Pyrridine
Parrole
Furan
Thiophene
|