| 1 |
The % age of nitrogen and oxygen in our atmosphere is: |
|
| 2 |
Which colour of HI is ? |
- A. Orange
- B. Purple
- C. Red
- D. Colourless
|
| 3 |
When the magnitude of Kc is very large it indicates. |
- A. Reaction mixture consist of almost all products.
- B. Reaction mixture consist of almost all reactants.
- C. Reaction has not gone to completion
- D. Reaction mixture has negligible products.
|
| 4 |
Active mass is expressed as: |
- A. { }
- B. [ ]
- C. ( )
- D. l l
|
| 5 |
A reverse reaction is that. |
- A. Which proceed from left to high
- B. In which reactants reacts to form products
- C. Which slow down gradually
- D. Which speed up gradually
|
| 6 |
Which gas is used to manufacture king of chemicals sulphuric acid? |
- A. N<sub>2</sub>
- B. O<sub>2</sub>
- C. Cl<sub>2</sub>
- D. S
|
| 7 |
The lives of aquatic plants and animals are indirectly related to concentration of dissolved ------ in water: |
- A. hydrogen
- B. oxygen
- C. chlorine
- D. nitrogen
|
| 8 |
The major components of Atmosphere are: |
- A. Carbon and Nitrogen
- B. Nitrogen and Oxygen
- C. Oxygen and Chlorine
- D. None of these
|
| 9 |
Equilibrium constant has no unit when number of moles of reactants and products are: |
- A. same
- B. Different
- C. Both a and b
- D. None of these
|
| 10 |
In a Reversible Reaction if Qc = Kc then. |
- A. Reaction is occuring in forward direction
- B. Reaction is occuring in Reverse direction
- C. Equilibrium has been allained
- D. Reaction is not at equilibrium
|
