How many zones are present in a luminous Bunsen burner flame? by Sunday | Apr 17 | Chemistry NECO | 0 comments A. 2 B. 3 C. 4 D. 5 E. 6 Correct Answer: Option C – 4 Users Also Read These:A luminous object is one that?The present ages of Chukwuemeka and Ikechukwu are 6…The characteristic colour of the flame shown when a…Non-luminous object can be seen because they?How many Standard Time Zones will a country with a…