| 1 |
Which one of the following compound has octane number 100. |
- A. 2,2,4-trimethyl petane
- B. n- pentane
- C. 2,4-dimethyl pentane
- D. 2- methyl pentane
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| 2 |
The chemist who synthesized urea from ammonium cyanate was |
- A. Berzelius
- B. Kolbe
- C. Wholer
- D. Lavoisier
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| 3 |
Formula of marsh gas is |
- A. CH<sub>4</sub>
- B. C<sub>2</sub>H<sub>6</sub>
- C. C<sub>3</sub>H<sub>6</sub>
- D. C<sub>4</sub>H<sub>10</sub>
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| 4 |
In ethene molecule how many carbon orbitals are equivalent and degenerate in nature. |
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| 5 |
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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| 6 |
CO<sub>2</sub>H is a functional group as |
- A. Alkoxy
- B. Carbonyl
- C. Carboxyl
- D. Hydroxyl
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| 7 |
Catalyst used in thermal cracking |
- A. Platinum
- B. Nichel
- C. Al2O3 and SiO2
- D. Fe2O3 and CuO
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| 8 |
Which one is the heterocyclic compound of oxygen |
- A. Pyrridine
- B. Parrole
- C. Furan
- D. Thiophene
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| 9 |
An sp3- hybrid orbital contains. |
- A. 25% s- characters
- B. 50% s- characters
- C. 75% s- characters
- D. 100% s - characters
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| 10 |
Select from the following the one which is Alcohol |
- A. CH<sub>3</sub>CH<sub>2</sub>OH
- B. CH<sub>3</sub>OCH<sub>3</sub>
- C. CH<sub>3</sub>COOH
- D. CH<sub>3</sub>.CH<sub>2</sub>.Br
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