Give reason for the following:
Silver, gold and platinum are used to make jewellery.

Give reasons for the following: Silver is used in making mirrors.

Give reasons for the following: Aluminium is used to make electrical wire.

Gold, platinum and silver are used to make jewellery. Give reasons.

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.