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Chemical Reaction

. In the converter of the contact process for the manufacture of H2SO4 the equilibrium conversion of SO2__________ (i) __________ with increase in temperature and __________ (ii) __________ with increase in the mole ratio of SO2 to air?

Chemical Reaction /
. In the converter of the contact process for the manufacture of H2SO4 the equilibrium conversion of SO2__________ (i) __________ with increase in temperature and __________ (ii) __________ with increase in the mole ratio of SO2 to air?

A. (i) increases (ii) decreases
B. (i) decreases (ii) increases
C. (i) increases (ii) increases
D. (i) decreases (ii) decreases

. In the converter of the contact process for the manufacture of H2SO4 the equilibrium conversion of SO2__________ (i) __________ with increase in temperature and __________ (ii) __________ with increase in the mole ratio of SO2 to air? Read More »

Chemical Reaction

Consider the ‘n’ th order irreversible liquid phase reaction A → B. Which one of the following plots involving half life of the reaction (t1/2) and the initial reactant concentration (CA0) gives a straight line plot ?

Chemical Reaction /
Consider the ‘n’ th order irreversible liquid phase reaction A → B. Which one of the following plots involving half life of the reaction (t1/2) and the initial reactant concentration (CA0) gives a straight line plot ?

A. CA0 Vs t1/2
B. ln CA0 Vs t1/2
C. CA0 Vs ln t1/2
D. ln CA0 Vs ln t1/2

Consider the ‘n’ th order irreversible liquid phase reaction A → B. Which one of the following plots involving half life of the reaction (t1/2) and the initial reactant concentration (CA0) gives a straight line plot ? Read More »

Chemical Reaction

The energy balance equation over a tubular reactor under transient conditions is________________?

Chemical Reaction /
The energy balance equation over a tubular reactor under transient conditions is________________?

A. An ordinary non-linear differential equation
B. An algebraic differential equation
C. A linear partial differential equation
D. A non-linear partial differential equation

The energy balance equation over a tubular reactor under transient conditions is________________? Read More »

Chemical Reaction

The experimentally determined overall order of the reaction, A + B → C + D, is two. Then the__________________?

Chemical Reaction /
The experimentally determined overall order of the reaction, A + B → C + D, is two. Then the__________________?

A. Reaction is elementary with a molecularity of 2
B. Molecularity of the reaction is 2, but the reaction may not be elementary
C. Reaction may be elementary with molecularity of 2
D. Reaction is elementary but the molecularity may not be 2

The experimentally determined overall order of the reaction, A + B → C + D, is two. Then the__________________? Read More »

Chemical Reaction

For the chemical reaction X → Y, it is observed that, on doubling the concentration of ‘X’, the reaction rate quadruples. If the reaction rate is proportional to Cx n, then what is the value of „n‟ ?

Chemical Reaction /
For the chemical reaction X → Y, it is observed that, on doubling the concentration of ‘X’, the reaction rate quadruples. If the reaction rate is proportional to Cx n, then what is the value of „n‟ ?

A. 1/4
B. 2
C. 4
D. 16

For the chemical reaction X → Y, it is observed that, on doubling the concentration of ‘X’, the reaction rate quadruples. If the reaction rate is proportional to Cx n, then what is the value of „n‟ ? Read More »

Chemical Reaction