A) pieces of marble
B) animal charcoal powder
C) carbon tetrachloride
D) carbon disulphide
Correct Answer: A
Solution :
Bromine is soluble in \[CC{{l}_{4}}\] and \[C{{S}_{2}}\]. Animal charcoal also adsorbs on bromine water. But marble has no action with \[B{{r}_{2}}\]. So, after adding \[(CaC{{O}_{3}})\] marble piece to the flask, there will be no decreament in the intensity of brown colour.You need to login to perform this action.
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