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Bhavit Bansal from Vardhman International School, Jaipur
Subject :NSO    Class : Class 5

A burning candle was put in a glass jar containing a gas X and opening of glass jar was sealed with lid. The candle flame put off. The gas X could be ________.

ANitrogen
BOxygen
CCarbon dioxide
DBoth A and C


I think oxygen is essential for burning

Ans 1:

Hitanshi Behera from Loyola School , Bhubaneswar
Class : Class 4
shouldn't it be all of these cause it just anyways ran out of air

Ans 2:

Shravya Desai from Maneckji Cooper, Mumbai
Class : Class 5

Ans 3:

Prashasti Bhandari from Morning star hss, Ratlam
Class : Class 5
C

Ans 4:

tanmay chaudhry from BAL BHAVAN PUBLIC SCHOOL, New Delhi
Class : Class 4
wwwwwwwwwhhhhhhhhhhhhhhhyyyyyyyyyyyyyyyyywhy shivaay?

Ans 5:

ALICE from Delhi Public School, UDAIPUR
Class : Class 9
A

Ans 6:

Sayan Duary from Vidyasagar Shishu Niketan, Paschim Medinipur
Class : Class 8
The answer will be B cause oxygen is needed for burning

Ans 7:

Daksh Chanani from Sri Sri academy, Kolkata
Class : Class 7
i think its obviously b oxygen

Ans 8:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9
I think answer should be A, B and C - all of these.

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