question_answer

The melting point of Cu, Ag and Au follow the order

A) Cu>Ag>Au      

B) Au>Ag>Cu

C) Cu>Au>Ag      

D) Ag>Au>Cu

Correct Answer: C

Solution :

[c] Strength of metallic bond in Cu is more due to small size of kernel. But melting point of Au is more than Ag because Au has higher density than Ag.