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Mdcat-past-papers Quiz

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3881. Half-life of a first order reaction is:



3882. When nitric oxide reacts with ozone, the order of reaction will be:



3883. According to collision theory of bimolecular reaction in gas phase, the minimum amount of energy required for an effective collision is known as:



3884. If the energy of activation of a chemical reaction is very low, the rate of that chemical reaction is observed to be very high because:



3885. What is the measure of activation energy in an endothermic reaction?



3886. Which of the following is correct Arrhenius Equation?



3887. What is incorrect about activated complex?



3888. Activated complex consists of:



3889. 'e' in Arrhenius equation is:



3890. When colliding molecules come close to each other, they --- to go to transition complex:



3891. For exothermic reaction:



3892. The energy of activation for forward and backward reactions are:



3893. Unit of activation energy is:



3894. The effect of temperature on the rate of a reaction is given by:



3895. When temperature of reacting gases is raised by 10 K, the rate will increase to:



3896. The minimum amount of energy required by the colliding particles for effective collisions is called:



3897. The catalysis in which the catalyst and the reactants are in the same phase is known as:



3898. Which remains same along a period?



3899. More the ionization energy of an element?



3900. Along a period, atomic radius decreases. This gradual decrease in radius is due to: