| કોલમ $A$ | કોલમ $B$ |
|---|---|
| $(1)$ બ્રાસ | $(a)$ $Ni$ $(60\%)$,$Cr$ $(40\%)$ |
| $(2)$ બ્રોન્ઝ | $(b)$ $Cu$ $(80\%)$,$Sn$ $(20\%)$ |
| $(3)$ કયુપ્રોનિકલ | $(c)$ $Cu$ $(90\%)$,$Sn$ $(10\%)$ |
| $(4)$ નિક્રોમ | $(d)$ $Cu$ $(70\%)$,$Zn$ $(30\%)$ |
| $(e)$ $Cu$ $(75-85\%)$,$Ni$ $(15-25\%)$ |
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