1 |
Preparation of vegetable ghee involves. |
Halogenation
Hydrogenation
Hydroxylation
Dehydrogenation
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2 |
Geometrical isomerism in alkene is due to. |
C = C free rotation of bond
No C = C free rotation of bond
Presence of multiple bond only
Opticla rotation due to multiple bond
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3 |
Which isomerism is not found in alkenes. |
Chain isomerism
Positional isomerism
Geometrical isomerism
Metamerism
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4 |
The isomers always have same |
Chemical properties
Structural formula
Molecular formula
Physical properties as well as chemical properties
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5 |
Which one of the following compounds show geometrical isomerism in it. |
1- pentene
1,1 dichloro ethane
all of these
2- Pentene
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6 |
Which class of compounds can not show positional isomerism. |
Alkanes
Alkene
Alkynes
Alcohol
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7 |
Which one of the following compounds is a heterocyclic. |
Anthracene
Phenol
Pyridine
Aniline
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8 |
The isomers having same functional group but different alkyl group on either side of functional group are called. |
Metamers
Polymers
Monomers
Homologous series
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9 |
Boiling point range of petroleum ether. |
5- 20 <sup>o</sup>C
10- 30<sup>o</sup>C
20- 60<sup>o</sup>C
30- 90<sup>o</sup>C
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10 |
In ethene molecule how many carbon orbitals are equivalent and degenerate in nature. |
3
4
5
6
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11 |
In which hybridization bond angle is maximum |
sp3
sp2
sp
sp3 and sp have same angles
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12 |
An sp3- hybrid orbital contains. |
25% s- characters
50% s- characters
75% s- characters
100% s - characters
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13 |
In ethene molecule, the number of atoms which are present in the same plane are. |
2
6
3
4
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14 |
Which compound is alicyclic in nature. |
Cyclobatane
Iso batane
n butane
Toluene
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15 |
Catalyst used in thermal cracking |
Platinum
Nichel
Al2O3 and SiO2
Fe2O3 and CuO
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16 |
Which is an aromatic compound |
Anthracene
Naphthalene
Toluene
All of the these
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17 |
Which one of the following is not a heterocyclic compound. |
Furan
Thiophene
Pyridine
Aniline
|