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Similar Questions
Match the method of concentration of the ore in column $I$ with the ore in column $II$ and select the correct alternate :
$I$ | $II$ | |
$X$ | magnetic separation.. | $(a)$ $Ag_2S$ |
$Y$ | froth floation | $(b)$ $FeCr_2O_4$ |
$Z$ | gravity separation | $(c)$ $Al_2(SiO_3)_3$ |
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