1.

The melting point of copper is higher than that of zinc because

Answer»

copper has a BCC structure
the ATOMIC VOLUME of copper is higher
the J-ELECTRONS of copper are involved in metallic bonding
the s as well as J-electrons of copper are involved in metallic bonding.

Solution :In case of copper d - electrons are involved in metallic boilding. Hence, m.pt. of Cu is higher than that of Zn.


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