| 1 |
Which type of coal has greater percentage of carbon. |
- A. Peat
- B. Lignite
- C. Bituminous
- D. Anthracite
|
| 2 |
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>
|
| 3 |
An sp3- hybrid orbital contains. |
- A. 25% s- characters
- B. 50% s- characters
- C. 75% s- characters
- D. 100% s - characters
|
| 4 |
Catalyst used in thermal cracking |
- A. Platinum
- B. Nichel
- C. Al2O3 and SiO2
- D. Fe2O3 and CuO
|
| 5 |
Which set of Hybrid orbital has planner triangular shape |
- A. sp
- B. sp<sup>2</sup>
- C. dsp<sup>2</sup>
- D. sp<sup>3</sup>
|
| 6 |
Ethers show the phenomenon of |
- A. Position Isomerism
- B. Functional group isomerism
- C. Metamerism
- D. Chain isomerism
|
| 7 |
Wohler synthesized first organic compound in laboratory from |
- A. Heating cyanogen's
- B. Cyanogen and ammonium chloride solution
- C. Cyanogen and HNO2
- D. Heating ammonium cyanate
|
| 8 |
Which class of compounds can not show positional isomerism. |
- A. Alkanes
- B. Alkene
- C. Alkynes
- D. Alcohol
|
| 9 |
Which one of the following is not a heterocyclic compound. |
- A. Furan
- B. Thiophene
- C. Pyridine
- D. Aniline
|
| 10 |
Linear shape is associated with set of hybrid orbitals |
- A. SP
- B. sp<sup>2</sup>
- C. dsp<sup>2</sup>
- D. sp<sup>3</sup>
|