Relevant Competitive Tests:
Concentration of sulphide ores is done usually by____________________?
A. Roasting
B. Smelting
C. Froth floatationCorrect Answer
D. Electromagnetic separation
Correct Option: C. Froth floatation
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Which of the following is a type of sedimentary rock?Which of the following rock favors petroleum formation?DLS stands For_______?RIH stands for ________?“The heat capacity of a solid compound is approximately equal to the sum of the heat capacities of the constituent elements.” This is the statement of___________________?