| 1 |
Formula of chloroform is |
- A. CH<sub>3</sub>Cl
- B. CCl<sub>4</sub>
- C. CH<sub>2</sub>Cl<sub>2</sub>
- D. CHCl<sub>3</sub>
|
| 2 |
Which one is not property or uses of mustard gas |
- A. Used in 1st world war
- B. Powerful vesicant
- C. High boiling liquid
- D. High boiling gas
|
| 3 |
Which one of the following gases is used for artificial ripening of fruits |
- A. Ethene
- B. Ethyne
- C. Methane
- D. Propane
|
| 4 |
Ranney nickel is prepared by reacting dilute NaOH solution with. |
- A. Nickel
- B. Brass
- C. Nickel and aluminum alloy
- D. Nickel oxide
|
| 5 |
Which has reddish brown colour. |
- A. silver acetylide
- B. Copper acetylide
- C. BaSO4
- D. Aqueous KMnO4 solution
|
| 6 |
When methane reacts with Cl<sub>2</sub>in the presence of diffused light the products obtained are |
- A. Chloroform only
- B. Carbon tetrachloride only
- C. Chloromethane and dichloromethane
- D. Mixture of a, b, c
|
| 7 |
The general formula for Alkene having one double bond is |
- A. C<sub>n</sub>H<sub>2n+1</sub>
- B. C<sub>n</sub>H<sub>2n</sub>
- C. C<sub>n</sub>H<sub>2n-2</sub>
- D. C<sub>n</sub>H<sub>2n+2</sub>
|
| 8 |
Which one of the following gases is used for artificial ripening of fruits. |
- A. Ethene
- B. Ethyne
- C. Methane
- D. Propane
|
| 9 |
Which one is used for manufacture of fertilizers |
- A. Methane
- B. Ethane
- C. Ethene
- D. Ethyne
|
| 10 |
The presence of a double bond in a compound is the sign of |
- A. Saturation
- B. Un-saturation
- C. Substitution
- D. None of these
|
