Give reasons: a. Platinum, gold, and silver are used to make jewellery. b. Sodium, potassium, and lithium ar stored under oil. c. Aluminilum is a higly reactive metal, yet it is used to make utensils for cooking. d. Carbonate and sulphate ores are usually convertedinto oxides during metal extraction.

Give reasons: a. Platinum, gold, and silver are used to make jeweller

1.	Give reasons: a. Platinum, gold, and silver are used to make jewellery. b. Sodium, potassium, and lithium ar stored under oil. c. Aluminilum is a higly reactive metal, yet it is used to make utensils for cooking. d. Carbonate and sulphate ores are usually convertedinto oxides during metal extraction.
Answer» Solution :Platinum, gold and silver are used to make JEWELLERY because they are very LUSTROUS. Aslo they are very less reactive and do not CORRODE easily.