| 1 |
Geometrical isomerism in alkene is due to. |
- A. C = C free rotation of bond
- B. No C = C free rotation of bond
- C. Presence of multiple bond only
- D. Opticla rotation due to multiple bond
|
| 2 |
The bond angle between any two SP<sup>2</sup>Hydridized orbitals is of |
- A. 180<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°</b>
- B. 109.5<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°</b>
- C. 120<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°</b>
- D. 107.5<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°</b>
|
| 3 |
The state of hybridization of carbon atom in Ethyne |
- A. sp
- B. sp<sup>2</sup>
- C. dsp<sup>2</sup>
- D. sp<sup>3</sup>
|
| 4 |
which one is not fossil fuel |
- A. Petroleum
- B. Natural gas
- C. Coal
- D. Alcohol
|
| 5 |
Which isomerism is not found in alkenes. |
- A. Chain isomerism
- B. Positional isomerism
- C. Geometrical isomerism
- D. Metamerism
|
| 6 |
Which one of the following compounds show geometrical isomerism in it. |
- A. 1- pentene
- B. 1,1 dichloro ethane
- C. all of these
- D. 2- Pentene
|
| 7 |
Boiling point range of petroleum ether. |
- A. 5- 20 <sup>o</sup>C
- B. 10- 30<sup>o</sup>C
- C. 20- 60<sup>o</sup>C
- D. 30- 90<sup>o</sup>C
|
| 8 |
The isomers always have same |
- A. Chemical properties
- B. Structural formula
- C. Molecular formula
- D. Physical properties as well as chemical properties
|
| 9 |
Which one of the following is an amide |
- A. (NH<sub>2</sub>)<sub>2</sub>CO
- B. NH<sub>2</sub>.CH<sub>3</sub>
- C. C<sub>6</sub>H<sub>5</sub>NH<sub>2</sub>
- D. N(CH<sub>3</sub>)<sub>3</sub>
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| 10 |
which one of the general formula of alkene |
- A. CnH2n
- B. Cn2n+2
- C. CnH2n-2
- D. CnH2n+1
|