Question 12 (b)

Give reason why sodium, potassium and lithium are stored in oil?

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Solution

Sodium, potassium, and lithium are very reactive metals and react vigorously with air as well as water. Therefore, they are kept immersed in kerosene oil in order to prevent their contact with air and moisture.

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Similar questions

Give reasons

(a) Platinum, gold and silver are used to make jewellery.

(b) Sodium, potassium and lithium are stored under oil.

(d) Carbonate and sulphide ores are usually converted into oxides during the process of extraction.

Give reasons for the following :

(a) Sodium and potassium are stored in kerosene.

(b) Copper cannot displace zinc from its salt solution (zinc sulphate solution).

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