Animal charcoal differs from wood charcoal in that it

A.

has a dark colour

B.

has a high carbon content

C.

is a good absorbent

D.

is crystalline.

E.

is rich in phosphate content

Correct answer is E

Animal charcoal or bone black is the carbonaceous residue obtained by the dry distillation of bones. It contains only about 10% carbon, the remaining being calcium and magnesium phosphates (80%) and other inorganic material originally present in the bones.