The correct statements are :

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(D) Statement $(a)$ is incorrect because calcination and roasting are typically performed in a reverberatory furnace,not a blast furnace.Statement $(b

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Both $(b)$ and $(c)$.

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(D) Statement $(a)$ is incorrect because calcination and roasting are typically performed in a reverberatory furnace,not a blast furnace.Statement $(b)$ is correct; the impurities like sand,clay,or rocks present in the ore are known as gangue or matrix.Statement $(c)$ is correct; the froth floatation process is specifically used for the concentration of sulphide ores based on the preferential wetting of the ore particles by oil.Therefore,both $(b)$ and $(c)$ are correct statements.

Similar Questions

Read the following statements :
$(I)$ $Al$ has greater affinity than that of $Cr$ for oxygen
$(II)$ $Al$ can be used for reduction of $Fe_2O_3$
$(III)$ Carbon is used for reduction of $PbO$
$(IV)$ $SnO_2$ can be reduced by carbon
Choose the correct set of statement$(s)$:

Select the correct option regarding the processes used during metal extraction from their ores.

Identify the reaction that does $NOT$ occur in a blast furnace.

Steel is manufactured from

Spiegeleisen is an alloy of

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