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Free Online Mock Chemistry Multiple Choice Test on Chemical Kinetics

Sub Category : Chemical Kinetics

Test : 15

Time Left :

1)	A first order reaction is 75% completed after 32 minutes. When was 50% of the reaction completed? (1) 16 minutes (2) 8 minutes (3) 4 minutes (4) 32minutes
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2)	Which of the following kinds of catalysis can be explained by the adsorption theory (1) Homogeneous catalysis (2) Acid-base catalysis (3) Heterogeneous catalysis (4) Enzyme catalysis
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3)	A catalsy increases the rate of reaction by (1) decreasing enthalpy (2) decreasing internal energy (3) decreasing activation energy (4) increasing activation energy
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4)	For a first order reaction, the half-life period is independent of (1) Initial concentration (2) Cube root of initial concentration (3) First power of final concentraion (4) Square root of final concentration
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5)
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