Question

7. Non luminous flame is of
colour
O a) Green
O b) blue
O c) yellow
O d) colourless​

Answer 1

d part

hope this answer is correct and would help u

Answer 2

$\huge\bold{\mathfrak{\purple{A {\pink {n {\green {s{\blue{w {\red{e {\orange {r}}}}}}}}}}}}}$

colourless

Explanation:

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