1. | What is the order of the following chemical reaction, if the rate of formation of 'C', increases by a factor of 2.82 on doubling the concentration of 'A' and increases by a factor of 9 on trebling the concentration of 'B'?
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a. | 7/2 |
b. | 7/4 |
c. | 5/2 |
d. | 5/4 |
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Answer: (a).7/2
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2. | For a reaction of the following type, the rate of reaction (- rₓ) is given by
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a. | (K₁+K₁)Cₓ |
b. | (K₁+K₂+K₃)Cₓ |
c. | K₁Cᵥ - K₂Cₓ |
d. | (K₁-K₂)Cₓ |
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Answer: (c).K₁Cᵥ - K₂Cₓ
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3. | In a consecutive reaction system given below, when E₁ is much greater than E₂, the yield of B increases with the
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a. | increase of temperature. |
b. | decrease of temperature. |
c. | increase in initial concentration of A. |
d. | decrease in initial concentration of A. |
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Answer: (a).increase of temperature.
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4. | For the irreversible elementary reactions in parallel like given below, the rate of disappearance of 'X' is equal to
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a. | Cᴀ(K₁+K₂) |
b. | Cᴀ(K₁+K₂)/2 |
c. | Cᴀ.K₁/2 |
d. | Cᴀ.K₂/2 |
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Answer: (a).Cᴀ(K₁+K₂)
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5. | For an isothermal variable volume batch reactor, the following relation is applicable for a first order irreversible reaction.
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a. | A |
b. | B |
c. | C |
d. | D |
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Answer: (b).B
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