ICSE Class 10 Chemical Kinetics — Mock Test (2027)
Free online mock test for Chemical Kinetics (ICSE Class 10 Chemistry) — 95 competency-based questions based on the latest CISCE 2027 syllabus, with instant marking. Try the samples below, then take the full test free.
What to expect: This mock test covers key concepts from the Chemical Kinetics chapter — including application-based and competency-focused questions aligned with how ICSE actually sets the paper.
Tip: Attempt without notes first to identify gaps, then review explanations for any wrong answers. Retake after a few days for best retention.
Sample questions
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1.For a reaction the rate law is Rate = k[A]^1/2[B]^3/2. The overall order of the reaction is:
- A.2
- B.1
- C.1/2
- D.3
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2.If concentration is expressed in mol L-1 and time in seconds, the units of rate of a reaction are:
- A.mol L-1 s-1
- B.mol L s-1
- C.s-1
- D.mol-1 L s-1
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3.A first order reaction has a rate constant k = 1.155 x 10^-3 s^-1. What is its half-life?
- A.300 s
- B.600 s
- C.693 s
- D.1200 s
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4.Using the Arrhenius equation, which change will increase the rate constant of a reaction?
- A.Increasing the temperature or decreasing the activation energy
- B.Decreasing the temperature or increasing the activation energy
- C.Decreasing the temperature only
- D.Increasing the activation energy only
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5.![maxwell_boltzmann_temperature.png]() A vertical line in the figure is labelled Energy of activation. According to the labels on the two shaded regions, what does the lightly shaded area lying to the right of this line and between the two curves represent?
- A.The fraction of additional molecules which react at (t+10)
- B.The fraction of molecules reacting at t
- C.The total number of molecules in the sample
- D.The energy released when products are formed
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