Civil Services Uttar Pradesh (उत्तर प्रदेश) PCS Mock Test Series 2025 General Science Chemistry Chemistry in Everyday Life
To check the presence of adulterated sugar solution in honey, a cotton wick dipped in the sample is ignited with a match stick. Adulteration is confirmed if:
1
it burns with a violet coloured flame
2
it burns smoothly
3
it burns with a green coloured flame
4
it burns with a crackling sound