【Daily Judgment NO.30】June 9, 2016
Thread Content
To boost the activity in the coal gas purification sector and improve its professional standards, a daily true-or-false quiz has been introduced: True or False: In coal with a low degree of metamorphism and a high volatile matter content, when used in coking, the carbon monoxide, methane, and heavy hydrocarbons present in the generated coal gas have lower levels of ethylene, while the hydrogen content increases; the opposite is true in the reverse case. ( ) A. Right B. Wrong B. Wrong. Reward for participation: 2 wealth points. Reward for correct answer: 9 wealth. ~~~~~~~~~Dragon Boat Festival holiday: daily questions released in advance~~~~~~
In coals with a low degree of metamorphism and a high volatile matter content, during coking the levels of carbon monoxide, methane, and heavy hydrocarbons in the generated gas decrease, while the ethylene content decreases as well; meanwhile, the hydrogen content increases. The opposite is true in the reverse case. (A, Correct)
In coals with a low degree of metamorphism and a high volatile matter content, during coking the levels of carbon monoxide, methane, and heavy hydrocarbons in the generated gas decrease, while the ethylene content decreases as well; meanwhile, the hydrogen content increases. The opposite is true in the reverse case. (A) A. True B. False