1.

Calcium phosphate is present in tooth enamel. Its nature is

Answer»

basic
acidic
neutral
amphoteric

Solution :CALCIUM phosphate `Ca_(3)(PO_(4))_(2)` is basic salt as it is a salt of weak acid (phosphoricacid) and slightly stronger base (Calcium hydroxide) (though both are weak). ALSO when pH of our mouth falls below 5.5 due to eating of sweets ETC i.e., mouth is acidic with dissolution of enamel (Calcium phosphate) starts which SHOWN that calcium phosphate is basic in nature.


Discussion

No Comment Found

Related InterviewSolutions