Chemical Engineering Basics - Study Mode
[#686] Which of the following metals can be extracted from its ore by both pyrometallur-gical as well as hydrometallurgical methods ?
Correct Answer
(C) Both A & B
[#687] One of the methods of purification of leach liquor is ion exchange, which involves
Correct Answer
(C) Exchange between a liquid phase and an organic resin phase
[#688] Which of the following forces does not act on a fluid at rest?
Correct Answer
(A) Viscous force
[#689] Permanent set in a material is produced by subjecting it to
Correct Answer
(C) Stresses beyond the elastic limit
[#690] Cadmium in zinc leach liquor is removed by cementation using
Correct Answer
(A) Zinc