Bromine, a liquid at room temperature, has a boiling point of 58 times degree C and a melting point of negative 7 point 2 times degree C Bromine can be classified as a

A pure substance has definite melting and boiling points. Bromine is given a specific melting point of −7.2°C and boiling point of 58°C, so it is classified as a pure substance. A mixture generally melts or boils over a range of temperatures.

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