In a/an __________ reactor, there is exchange of heat with the surroundings with sizeable temperature variation. Isothermal Non-adiabatic None of these Adiabatic TRUE ANSWER : ? YOUR ANSWER : ?
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 : ?
The rate of reaction of a/an __________ reaction is not affected by temperature rise. Autocatalytic Zero order Consecutive Photochemical TRUE ANSWER : ? YOUR ANSWER : ?
If ΔG (free energy change) for a chemical reaction is very large and negative, then the reaction is Unpredictable as ΔG is no measure of feasibility of a reaction Very much feasible Just feasible Not feasible TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is not endothermic in nature? Combustion of sulphur Gasification of carbon Steam reforming of naphtha Thermal cracking of fuel oil TRUE ANSWER : ? YOUR ANSWER : ?
__________ is the controlling step in a highly temperature sensitive fluid-solid non-catalytic reaction. Chemical reaction None of these Ash diffusion Gas film diffusion TRUE ANSWER : ? YOUR ANSWER : ?
What is the value of 'n' if the reaction rate of the chemical reaction A → B, is proportional to CAn and it is found that the reaction rate triples, when the concentration of 'A' is increased 9 times ? 3 1/3 1/2 1/9 TRUE ANSWER : ? YOUR ANSWER : ?
What is the order of a chemical reaction in which doubling the initial concentration of the reactants doubles the half life time of the reaction? Zero 2 3 1 TRUE ANSWER : ? YOUR ANSWER : ?
An endothermic second order reaction is carried out in an adiabatic plug flow reactor. The rate of heat generation is Maximum at the centre of the reactor Constant throughout the reactor Maximum at the inlet of the reactor Maximum at the exit of the reactor TRUE ANSWER : ? YOUR ANSWER : ?
The reaction A → B is conducted in an isothermal batch reactor. If the conversion of A increases linearly with holding time, then the order of the reaction is 1 0 2 1.5 TRUE ANSWER : ? YOUR ANSWER : ?