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Chemical Kinetics
Question
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Define first order reaction. What are its units?

Answer

The reaction in which rate of reaction is directly proportional to concentration of reactant i.e., sum of powers to which concentration terms are raised is equal to unity e.g., Rate = k[N2O5], where ‘k’ is rate constant and its unit is s–1.

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Some More Questions From Chemical Kinetics Chapter

The conversion of molecules X to Y follows second order kinetics. If concentration of X is increased to three times how will it affect the rate of formation of Y?

What will be the effect of temperature on rate constant?

A reaction is 50% complete in 2 hours and 75% complete in 4 hours. What is the order of the reaction.