The nature of calcium phosphate is present in tooth enamel is
Question
a) Basic
b) Amphoteric
c) Acidic
d) Neutral
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Class 10 science
3 years
2021-12-12T12:35:12+00:00
2021-12-12T12:35:12+00:00 1 Answer
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Answer ( 1 )
ANSWER a) Basic
Calcium phosphate is a family of
substances and minerals which consist of
calcium ions ( Ca2 + Ca2 + ) with inorganic
phosphate anions. In some calcium
phosphates, oxides and hydroxides are also
present. They are white solids of nutritious
value. Calcium phosphates are found in
many living organisms.
Calcium phosphate is basic salt since it is a
source of weak phosphoric acid and a
slightly stronger base of calcium hydroxide.
Calcium phosphate is a mineral comprising
calcium ion and phosphate ion which is
inorganic in nature. It is present in the
crown area of the tooth and also in bones.
Although calcium phosphate is a very hard
substance, it can be dissolved in acids.
Hence, we can state that the nature of
calcium phosphate is basic and hence,
the correct option is option (A)