Give reason for the following:
Gold and Silver are used to make jewellery.
Question 12 (a) Give reason why platinum, gold and silver are used to make jewellery?
Give reason for the following : Silver, gold and platinum are used to make jewelery.
Give reasons
(a) Platinum, gold and silver are used to make jewellery.
(b) Sodium, potassium and lithium are stored under oil.
(c) Aluminium is a highly reactive metal, yet it is used to make utensils for cooking.
(d) Carbonate and sulphide ores are usually converted into oxides during the process of extraction.