The anode mud in the electrolytic refining of silver contains
$Zn, \,Cu, \,Ag,\, Au$
$Zn,\, Ag,\, Au$
$Au$ only
$Cu, \,Ag, \,Au$
How many unpaired electrons are there in $N{i^{2 + }}$
Metal-metal bonding is more frequent in $4d$ or $5d$ series than in $3d$ series due to
Percentage of carbon in steel is
The melting point of $Zn$ is lower as compared to those of the other elements of $3d$ series because
Stainless steel is non-corrosive. This character is more prominent in