In the bromination of arenes, which of the following statements regarding the reaction is true? 1.The…

In the bromination of arenes, which of the following statements
regarding the reaction is true?
1.The hydrocarbon is used in excess.
2.Equimolar quantities of bromine and the
hydrocarbon are used.
3.Bromine is used in excess.
4.Stoichiometry does not matter in this
experiment since we are only interested in the rate of the
reaction.