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List out the uses of alkali metals....

List out the uses of alkali metals.

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(i) Lithium metal is used to make useful alloys For example with lead it is used to make white metal 'bearing for motor engines, with aluminium to make aircraft parts, and with magnesium to make armour plates. It is used in thermonuclear reactions.
(ii) Lithium is also used to make electrochemical cells
(iii) Lithium cabonate is used in medicines.
(iv) Sodium is used to make Na/Ph alloy.
(v) Liquid sodium metal is used as a coolant in fast breeder nuclear reactors
Potassium chloride is used as a fertilizer. Potassium hydroxide is used in the manufacture of soft soap. It is also used as an excellent absorbent of carbon dioxide.
(vii) Caesium is used in devising photoelectric cells.
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