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Phosphorus is manufactred by heating in ...

Phosphorus is manufactred by heating in an electric furnace a mixture of

A

Bone ash and coke

B

Bone ash and silica

C

Bone ash, silica and coke

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
`2Ca_(3) (PO_(4))_(2) +6SiO_(2) overset(1770K)to 6CaSiO_(3) +P_(4)O_(10)`
`P_(4)O_(10) +10C overset(1770K)to underset("White")(P_(4))+10CO`
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