Which of the following constituents of coal is the most important in the production of coke ?

Related Mcqs:

The shift conversion reaction taking place during water gas manufacture is given by__________________?

A. C + H2O ↔ CO + H2 B. C + 2H2O ↔ CO2 + 2H2 C. CO + H2O ↔ CO2 + H2 D. None of these...

Very ______________ coals are completely devoid of cokability i.e., it is non-coking ?

A. Young B. Mature C. Both A & B D. Neither A nor B...

Pick out the wrong statement ?

A. Cokes of high reactivity are obtained from weakly coking coals B. Cokes of high reactivity are obtained from strongly coking coals C. Reactivity of coke is inversely proportional to its absolute density D. Abrasion index of the coke is a measure of its hardness...

Initial pressure of oxygen introduced into the ‘bomb’ of the bomb calorimeter for determination of calorific value of coal/fuel oil may be around _____________ atm?

A. 3-5 B. 25-30 C. 60-65 D. 95-100...

The internal energy of the combustion products is ____________________ compared to that of reactants?

A. More B. Less C. Equal D. More or less; (depends on the state of fuel.)...