One of the methods of purification of leach liquor is ion exchange which involves exchange between
A. two liquid phases
B. a gaseous phases and a liquid phase
C. a liquid phase and an organic resin phase
D. a solid phase and a gas phase
Answer: Option C
Related Questions on Introduction to Metallurgy
Which of the following are not commercially manufactured by powder metallurgy
A. Aircraft brake pads
B. Self-lubricating bearings
C. Tungsten carbide based cutting tools
D. Turbine blades
A. 10 degrees
B. 21 degrees
C. 30 degrees
D. 50 degrees
Which crystal system does not have all axial angles at 90 degrees?
A. Tetragonal
B. rhombohedral
C. orthorhombic
D. cubic
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