Question

A solid element X has four electrons in the outermost shell of its atom. An allotrope Y of this element is used as a dry lubricant in machinery and also in making pencil leads.
(a) What is element X?
(b) Name the allotrope Y.
(c) State whether allotrope Y is a good conductor or non-conductor of electricity.
(d) Name one use of allotrope Y (other than lubrication and pencil leads)
(e) Name two other allotropes of element X.

Answer 1

Answer:

element X is carbon

allotrope y is graphite

Answer 2

Answer:

Conductors are the solids that allow easy passage of electric current through them.

Explanation:

100% correct answer

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