With increase in initial concentration, the fractional conversion of a first order reaction in a given time Remains constant Decreases Unpredictable Increases TRUE ANSWER : ? YOUR ANSWER : ?
Half life period of a chemical reaction is proportional to CA0-1 , if the reaction is of __________ order. Second First Third Zero TRUE ANSWER : ? YOUR ANSWER : ?
Vegetable oils are hydrogenated in a __________ reactor. Slurry Plug flow Homogeneous catalytic None of these TRUE ANSWER : ? YOUR ANSWER : ?
Half life period of a chemical reaction is The time required to reduce the concentration of the reacting substance to half its initial value None of these Half of the space time of a reaction Half of the residence time of a reaction TRUE ANSWER : ? YOUR ANSWER : ?
reactant and product streams). The amount of heat to be removed is 5/3 kW 1kW 2/3 kW 4kW TRUE ANSWER : ? YOUR ANSWER : ?
In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO₂ to SO₃ is accomplished by a __________ reaction. Non-catalytic heterogeneous Catalytic heterogeneous Non-catalytic homogeneous Catalytic homogenous TRUE ANSWER : ? YOUR ANSWER : ?
At a given value of E/R (ratio of activation energy and gas constant), the ratio of the rate constants at 500°K and 400°K is 2, if Arrhenious law is used. What will be this ratio, if transition state theory is used with the same value of E/R? 2.24 2 2.5 1.6 TRUE ANSWER : ? YOUR ANSWER : ?
The excess energy of reactants in a chemical reaction required to dissociate into products is termed as the __________ energy. Activation Threshold Binding Potential TRUE ANSWER : ? YOUR ANSWER : ?
The synthesis of proteins and metabolism in biological objects occur in the presence of biocatalyst called Fungi A ferment or an enzyme None of these Haemoglobin TRUE ANSWER : ? YOUR ANSWER : ?
Rate of a chemical reaction is independent of the concentration of the reactants for a __________ reaction. Consecutive Third order None of these Zero order TRUE ANSWER : ? YOUR ANSWER : ?