the flame will come out from unsaturated carbon compounds | Examsbook

87

Q:
असंतृप्त कार्बन योगिकों से _ ज्बाला निकलेगी |

1
नीली ज्बाला
2
अस्वच्छ
3
स्वच्छ
4
काले धुएॅॅ वाली पीली ज्बाला

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Answer : 4. "काले धुएॅॅ वाली पीली ज्बाला"
Explanation :
Saturated hydrocarbons burn with a blue flame and unsaturated hydrocarbons burn with a yellow sooty flame.

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