Question

    What is the colour of the outer zone of complete

    combustion of candle flame?
    A Yellow Correct Answer Incorrect Answer
    B Orange Correct Answer Incorrect Answer
    C Black Correct Answer Incorrect Answer
    D Blue Correct Answer Incorrect Answer

    Solution

    The outermost zone of a candle flame is blue in colour. It is also called non-luminous zone where the complete combustion of wax takes place.

    Practice Next