| 1 |
Which type of reactions do not go to completion? |
- A. Irreversible reaction
- B. Reversible reactions
- C. Addition reactions
- D. Decomposition reactions
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| 2 |
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
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| 3 |
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
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| 4 |
In a chemical reaction, the substance that combine are called. |
- A. Reactant
- B. Products
- C. Mass
- D. Material
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| 5 |
In chemical reaction , the substances that combine are called. |
- A. Reactants
- B. Products
- C. Equlibrium
- D. Numerator
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| 6 |
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
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| 7 |
The color of hydrogen Iodide is: |
- A. Colourless
- B. Black
- C. Red
- D. Pink
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| 8 |
The forward reaction takes place: |
- A. Right to left
- B. Left to Right
- C. Only to right
- D. Only to left
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| 9 |
The characteristics of reversible reactions are the following except: |
- A. Products never recombine to form reactants.
- B. They never complete
- C. The proced in both ways
- D. They have a double arrow between reactants and products.
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| 10 |
Which gas is used to prepare ammonia? |
- A. N<sub>2</sub>
- B. O<sub>2</sub>
- C. Cl<sub>2</sub>
- D. S
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