An element E exist in three allotrope forms A, B and C. in allotrope A, the atoms of element E are joined to form a sheet like structure. In allotrope B, each atom of element E is surrounded by four other E atoms to form a rigid structure.

(a) Name the element E.


(b) What is allotrope A?


(c) What is allotrope B?


(d) What is allotrope C?


(e) Which allotrope is used in making jewellery?


(f) Which allotrope is used in making anode of a dry cell?

(a) The element E is carbon.

(b) The allotrope A is graphite.


(c) The allotrope B is diamond.


(d) The allotrope C is buckministerfullerence.


(e) The allotrope B is used in making jewellery.


(f) The allotrope A is used in making anode of a dry cell.


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