The gas that gives brown colouration in brown ring test is? by Sunday | Oct 16 | Chemistry JAMB | 0 comments A. NO B. CO2 C. NO2 D. CO Correct Answer: Option A – NO Users Also Read These:The diameter of a brass ring at 30 °C is 50.0 cm. To…A positive brown ring test indicates the presence of?A given amount of gas occupies 10.0dm³ at 4atm and…The brown ring observed after the addition of a…A loaded test-tube which floats upright in water is…