write two advantages of .aking alloys
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Other compounds of alkali metals are also useful such as lithium carbonate is used to cure mental disorders, manic depression. Compounds of sodium are mainly used in manufacturing of different chemicals. For example; Sodium chloride is a raw material in the production of other compounds.
Alkali metals include all of the elements in column 1A of the periodic table: hydrogen, lithium, sodium, potassium, rubidium, cesium, and francium. These metals are united by the fact that they all have one electron in their outermost layer of electrons.
Alkali metals include all of the elements in column 1A of the periodic table: hydrogen, lithium, sodium, potassium, rubidium, cesium, and francium. These metals are united by the fact that they all have one electron in their outermost layer of electrons.
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It increase the strength and ductlity of a base metal
Improves electrical conductivity
Improves heat resistance
Imparts corrosion resistance
Improves toughness and meability
High temperature properties
To maintain high strength to weight ratio
To meet the requirements ,either in appearance or manufacturing procedure
To increase hardness
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