JEE Mains Model Paper 17
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Question : 50 of 90
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Froth flotation process used for the concentration of sulphide ore
a) is based on the difference in wettability of different minerals
b) uses sodium ethyl xanthate, as collector
c) uses NaCN as depressant in the mixture of ZnS and PbS when ZnS forms soluble complex and PbSforms froth
a) is based on the difference in wettability of different minerals
b) uses sodium ethyl xanthate, as collector
c) uses NaCN as depressant in the mixture of ZnS and PbS when ZnS forms soluble complex and PbSforms froth
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