Metal used for making joints in jewellery is : (a) \( \mathrm{Zn} \) (b) \( \mathrm{Cu} \) (c) \...

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Metal used for making joints in jewellery is :
(a) \( \mathrm{Zn} \)
(b) \( \mathrm{Cu} \)
(c) \( \mathrm{Ag} \)
(d) \( \mathrm{Cd} \)
\( P \)
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