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  • (a) (i) Write two properties of gold which make it the most suitable metal for ornaments. (ii) Name two metals which are the best conductors of heat. (iii) Name two metals which melt when you keep them on your palm. (b) Explain the formation of ionic c

(a) (i) Write two properties of gold which make it the most suitable metal for ornaments. (ii) Name two metals which are the best conductors of heat. (iii) Name two metals which melt when you keep them on your palm. (b) Explain the formation of ionic compound CaO with electron-dot structure. Atomic numbers of calcium and oxygen are 20 and 8
respectively.
 

Answers (1)

(a) (i) Two properties of gold which make it the most suitable metal for ornaments are 

Ductility and Malleability

(ii) Silver and copper are two metals which are the best conductors of heat.

(iii) Gallium and Caesium are two metals which melt when we keep them on your palm.

(b) Formation of ionic compound CaO with electron-dot structure- 

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Safeer PP

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