Calcination reaction of limestone (CaCO3 → CaO + CO2) goes to completion in the rotary kiln, because____________________?

Related Mcqs:

Catalyst is a substance, which ________________ chemical reaction?

A. Increases the speed of a B. Decreases the speed of a C. Can either increase or decrease the speed of a D. Alters the value of equilibrium constant in a reversible...

In the hydrodealkylation of toluene to benzene, the following reactions occur: C7H8 + H2 → C6H6 + CH4 2C6H6 ⇌ C12H10 + H2 Toluene and hydrogen are fed to a reactor in a molar ratio 1:5.80% of the toluene gets converted and the selectivity of benzene(defined as moles of benzene formed/moles of toluene converted) is 90%. The fractional conversion of hydrogen is_______________________?

A. 0.16 B. 0.144 C. 0.152 D. 0.136...

‘Unreacted core model’ represents the reaction involving ______________________?

A. Combustion of coal particles B. Roasting of sulphide ores C. Manufacture of carbon disulphide from elements D. None of these...

In which of the following reactions, the equilibrium will shift to the right, if the total pressure is increased ?

A. H2 + Cl2 ⇌ 2HCl B. N2 + O2 ⇌ 2NO C. N2O4 ⇌ 2 NO2 D. H2 + I2 ⇌ 2HI...

Maximum equilibrium conversion for endothermic reaction is obtained at the ______________ temperature?

A. Highest possible B. Lowest possible C. Intermediate D. Room...