Volume change for unimolecular type first order reaction as shown in the bellow figure, increases _____________ with time? A. LinearlyB. Exponentially C. Parabolically D. Logarithmically
Brunauer, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates is not used to derive…
An example of autothermal reactor operation is______________________? A. Sulphur dioxide oxidationB. Ethylene oxidation C. Benzene oxidation D. Ammonia synthesis
A first order reaction is to be treated in a series of two mixed reactors. The total volume of the two reactors is minimum, when the reactors are_____________________? A. Equal in size B. Of different sizes C. Of such size…
________________ resistance is not involved in the combustion of a carbon particle? A. Gas filmB. Ash C. Chemical reaction D. None of these
The value of ‘n’ for a chemical reaction A → B, whose reaction rate is → CA n, will be _______________ if the rate of the reaction increases by a factor of 8, when the concentration of is doubled? A.…
A photochemical reaction is _______________ light? A. Initiated by B. Accompanied with emission of C. Catalysed by D. Used to convert heat energy into
Participation of _______________ is involved in the occurrence of a chemical reaction? A. Protons B. NeutronsC. Electrons D. None of these
The first order series reaction as shown in the bellow figure is conducted in a batch reactor. The initial concentrations of A, B and C (CA0, CB0, CC0 respectively) are all non-zero. The variation of CB with reaction time will…
In a first order reaction, the time required to reduce the concentration of reactant from 1 mole/litre to 0.5 mole/litre will be ______________ that required to reduce it from 10 moles/litre to 5 moles/litre in the same volume ? A.…