Which of the following methods is NOT used fo | vedclass

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(D) The refining of metals involves removing impurities to obtain pure metal. $1$. Mond process is used for refining $Ni$. $2$. Van Arkel method is us

Vedclass · Accepted Answer

Amalgamation process

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(D) The refining of metals involves removing impurities to obtain pure metal. $1$. Mond process is used for refining $Ni$. $2$. Van Arkel method is used for refining $Zr$ and $Ti$. $3$. Zone refining is used for producing semiconductors like $Si$ and $Ge$. $4$. Amalgamation is a process used for the extraction of metals (like $Au$ or $Ag$) from their ores by forming an amalgam with mercury,not for the refining of impure metals.

Which of the following methods is $NOT$ used for the refining of impure metals in metallurgy?

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