Commercial scale production of hydrogen from iron-st... - Solved MCQs & Answer

3693Chemical EngineeringMedium

Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4 + 4H2, is not practised, as it is ________?

AStill in development stage (by employing fluidised bed technique)

BA slow reaction

CA discontinuous reaction (requiring regeneration of iron by water gas intermittently)

DAll A, B. and C

Correct answer

D. All A, B. and C

Explanation

The correct answer is All A, B. and C.

Related Chemical Engineering MCQs

View all 8342 MCQs →

MCQ #3695

Ratio of primary air to secondary air increases with increase in the rank of coal, because the________?

Ans: Ratio of fixed carbon to volatile matter increasesRead →

MCQ #3691

Iron rust is________?

Ans: Hydrated ferric oxideRead →

MCQ #3696

Vacuum maintained in the vacuum distillation column in oil refinery is in the range of about ________ mm Hg absolute?

Ans: 30 to 80Read →

MCQ #3690

The vapor pressure of the solvent decreased by 10 mm Hg, when a non-volatile solute was added to the solvent. The mole fraction of the solute in the solution is 0.2. What should be the mole fraction of the solvent, if the decrease in vapor pressure of the solvent is required to be 20 mm Hg?

Ans: 0.6Read →

MCQ #5778

Undercharging of coal in the by-product coke ovens results in ________?

Ans: Decrease in the c.v. of coke oven gasRead →

MCQ #7864

Pick out the wrong statement?

Ans: Generally, the heat capacities of compounds are lower in the liquid than in the solid stateRead →