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1
AIEEE 2008
MCQ (Single Correct Answer)
+4
-1
In context with the industrial preparation of hydrogen from water gas (CO + H2), which of the following is the correct statement?
A
CO and H2 are fractionally separated using differences in their densities
B
CO is removed by absorption in aqueous Cu2Cl2 solution
C
H2 is removed through occlusion with Pd
D
CO is oxidised to CO2 with steam in the presence of a catalyst followed by absorption of CO2 in alkali
2
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
Which one of the following process will produce hard water?
A
Saturation of water with MgCO3
B
Saturation of water with CaSO4
C
Addition of Na2SO4 to water
D
Saturation of water with CaCO3
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