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प्रश्न
Which of the following is used for concentrating ore in metallurgy?
पर्याय
Leaching
Roasting
Froth floatation
Both Leaching and Froth floatation
उत्तर
Both Leaching and Froth floatation
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संबंधित प्रश्न
Roasting of sulphide ore gives the gas (A).(A) is a colourless gas. Aqueous solution of (A) is acidic. The gas (A) is ____________.
Which of the following statements, about the advantage of roasting of sulphide ore before reduction is not true?
Wolframite ore is separated from tinstone by the process of ____________.
Which one of the following ores is best concentrated by the froth floatation method?
The incorrect statement among the following is
Which type of ores can be concentrated by the froth floatation method? Give two examples for such ores.
Describe the role of the following in the process mentioned.
Silica in the extraction of copper.
Describe the role of the following in the process mentioned.
Sodium cyanide in froth floatation.
In isolation of which one of the following metals from their ores, the use of cyanide salt is not commonly involved?
Which of the following ore is concentrated using group 1 cyanide salt?
