Question

A student added some bromine (reddish orange) in some carbon tertrachloride to a sample of butane in a test tube and placed it in a dark cupboard. When the student removed the test tube it still had the reddish orange colour. When the test tube was left on the table top it was observed that the reddish orange colour gradually faded and white fumes produced.
with the aid of an equation explain clearly why there was a colour fade and the white fumes.

Answer 1

I answered this about 1-1/2 hours after you posted the first time. Look for your post at 5:43