Question

which is an example of an element? a coal b sugar c water d neon

Explanation:

An element is a pure substance that cannot be broken down into simpler substances. Coal is a complex mixture of carbon, hydrogen, oxygen, nitrogen, and sulfur compounds. Sugar (\(C_{12}H_{22}O_{11}\)) is a compound made of carbon, hydrogen, and oxygen. Water (\(H_{2}O\)) is a compound composed of hydrogen and oxygen. Neon (\(Ne\)) is a noble gas and exists as a single - atom element.

Answer:

d. neon