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Free Online Mock Chemistry Multiple Choice Test on Chemical Kinetics
Sub Category : Chemical Kinetics Test : 1 Time Left :
1) The rate of reaction, 2N2O5 to 4NO2 + O2, can be expressed in terms of NO2
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2) Which of the following is true for the reaction N2 + 3H2 to 2NH3.For the reaction, A + B to C + D, the rate of the reaction may be expressed as r = -d[A]/dt. The negative sign in the above expression indicates that(1) rate of the reaction in negative (2) conc. Of A is decreasing with time (3) conc. Of A is increasing with time (4) none of these
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3) For the reaction, A + B to C + D, the rate of the reaction may be expressed as r = -d[A]/dt. The negative sign in the above expression indicates that (1) rate of the reaction in negative (2) conc. Of A is decreasing with time (3) conc. Of A is increasing with time (4) none of these
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4) For the reaction, N2 + 3H2 to 2NH3, the rate of disappearance of H2 is 0.01 mol L-1 min-1. The rate of appearance of NH3 would be(1) 0.01 mol L-1 min-1 (2) 0.02 mol L-1 min-1 (3) 0.007 mol L-1 min-1 (4) 0.002 mol L-1 min-1
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5)Which of the following reactions is the fastest?
(1) Rusting of iron (2) Burning of sulphur (3) Transition of monoclinic sulphur to rhombic sulphur (4) Precipitation of barium sulphate by mixing solutions of sodium sulphate and barium chloride
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