A. Neumann reversal
B. Shift conversion
C. Boudouard
D. Reduction
Related Mcqs:
- Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction ?
A. 2CO ↔ C + CO2
B. CO + H2O ↔ CO2 + H2
C. C + H2O ↔ CO + H2
D. C + 2H2O ↔ CO2 + 2H2 - Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about _____________ °C?
A. 400-500
B. 900-1000
C. 1400-1500
D. 1700-1800 - Calorific value of coal middling generated in coal washeries during washing of coal may be around _____________ Kcal/kg?
A. 1000
B. 4000
C. 6000
D. 8000 - High pressure coal gasification is employed in ________________ process?
A. Lurgi
B. Kopper-Totzek
C. Winkler
D. None of these - High temperature in gasification of coal favours________________?
A. High production of CO2
B. Low production of CO2
C. High production of CO
D. Both B. and C. - Which of the following is a single stage, fixed bed high pressure coal gasification process ?
A. Winkler process
B. Kopper-Totzek process
C. Lurgi Process
D. None of these - Which of the following coal gasification processes will produce gas having maximum methane content ?
A. Winkler process
B. Lurgi process
C. Kopper-Totzek process
D. All can produce same methane content - The gasification reaction represented by, C + H2O = CO + H2, is__________________?
A. Exothermic
B. Endothermic
C. Catalytic
D. Autocatalytic - When steam is passed over coal resulting in the endothermic reaction represent by, C + H2O = CO + H2, it is called the _______________ of coal?
A. Carbonisation
B. Oxidation
C. Coalification
D. Gasification - The calorific value of a gas of composition CO2 = 20%, H2 = 50%, CH4 = 30%, is y. If the composition of gas is changed to H2 = 50%, CH4 = 30%, CO2 = 10%, N2 = 10%, then the calorific value will be___________________?
A. y
B. 0.95 y
C. 1.05 y
D. 1.8 y
