Although coal is no longer the favored energy source, U.S. coal mines still prod
ID: 958804 • Letter: A
Question
Although coal is no longer the favored energy source, U.S. coal mines still produced close to a billion short tons of coal. Match the description of the following chemical products obtained from or related to coal.
Coke
Carbon black
Coal gas
Coal tar pitch
Coal tar
Creosote oil
Coal tar distillate
Anthracite
Lignite
Charcoal
Coal that has 0.4 to 1.9% sulfur content
Residue remaining after wood, nut shells or peach pits are heated in the absence of air
A finely divided form of carbon that is produced when coal tar burns in a furnace with limited air
Product obtained from the distillation of coal tar
Liquid produced from the heating of coal that can be used for waterproofing when sealing roofs
Solid residue that is left when coal and coal tar pitch are heated in the absence of air
Mixture consisting of ammonia, carbon monoxide, hydrogen cyanide, methane, and hydrogen sulfide produced when coal is heated in the absence of air
Any fraction obtained by distilling coal tar
Residue left after coal is heated to 350 deg C in the absence of air
Coal that has a specific gravity of 1.29
-A.B.C.D.E.F.G.H.I.J.Coke
-A.B.C.D.E.F.G.H.I.J.Carbon black
-A.B.C.D.E.F.G.H.I.J.Coal gas
-A.B.C.D.E.F.G.H.I.J.Coal tar pitch
-A.B.C.D.E.F.G.H.I.J.Coal tar
-A.B.C.D.E.F.G.H.I.J.Creosote oil
-A.B.C.D.E.F.G.H.I.J.Coal tar distillate
-A.B.C.D.E.F.G.H.I.J.Anthracite
-A.B.C.D.E.F.G.H.I.J.Lignite
-A.B.C.D.E.F.G.H.I.J.Charcoal
A.Coal that has 0.4 to 1.9% sulfur content
B.Residue remaining after wood, nut shells or peach pits are heated in the absence of air
C.A finely divided form of carbon that is produced when coal tar burns in a furnace with limited air
D.Product obtained from the distillation of coal tar
E.Liquid produced from the heating of coal that can be used for waterproofing when sealing roofs
F.Solid residue that is left when coal and coal tar pitch are heated in the absence of air
G.Mixture consisting of ammonia, carbon monoxide, hydrogen cyanide, methane, and hydrogen sulfide produced when coal is heated in the absence of air
H.Any fraction obtained by distilling coal tar
I.Residue left after coal is heated to 350 deg C in the absence of air
J.Coal that has a specific gravity of 1.29
Explanation / Answer
1) coke - F
2) carbon black - C
3) coal gas - G
4) coal tar pitch - D
5) coal tar - E
6)creosote oil - I
7)coal tar distillate - H
8) anthracite - J
9) lignite - A
10) charcoal - B
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