Bromine, a liquid at room temperature, has a boiling point of 58°C and a melting point of –7.2°C. Bromine can be classified as a
A)compound.
B)impure substance.
C)mixture.
D)pure substance.

Question

Bromine, a liquid at room temperature, has a boiling point of 58°C and a melting point of –7.2°C. Bromine can be classified as a
A)compound.
B)impure substance.
C)mixture.
D)pure substance.

joannablackwelder · Answer

Bromine is an element and all elements are pure substances.

anonymous · Answer

Its d then

joannablackwelder · Answer

However, bromine exists as a diatomic molecule, meaning two bromines bonded together. This could be classified as a compound.

anonymous · Answer

so which one is correct?

joannablackwelder · Answer

A compound is a pure substance composed of two or more different atoms chemically bonded to one another.

joannablackwelder · Answer

This states specifically that the atoms must be different to be a compound.

joannablackwelder · Answer

So, I think my first thought was correct. That it is a pure substance.

joannablackwelder · Answer

Source: http://www.chemteam.info/Matter/ElementsAndCompounds.html

joannablackwelder · Answer

Either way, a compound is a type of pure substance.

anonymous · Answer

Okay Thanks for the help

joannablackwelder · Answer

No worries :)