General Principles and processes of Isolation of Elements
medium

નીચેનામાથી કઈ ધાતુની જોડ સલ્ફાઈડ ની અયસ્ક છે ?

A

$Zn,\,Cu,\, Na$

B

$Zn,\,Cu,\,Pb$

C

$Fe,\,Al$

D

$Cu,\, Ag,\, Au$

Solution

$Zn , Cu , Pb$ mostly occur as sulphide ores. For example, $Zn$ mostly occurs as zine blende $ZnS. Cu$ mostly occurs as $Cu _2 S$ and $CuFeS _2 . Pb$ mostly occurs as galena $PbS$

Standard 12
Chemistry

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