Multiple Choice Question Answer V — task. Science CBSE, Class 9.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. Which of the following occupy maximum volume at STP:

\(10^2{^2}\) molecules of \(H_2\)
\(10^2{^2}\) atoms of He
0.2 gm-atom of oxygen
11 gm of \(N_2O\)

2. In the reaction \(4NH_3\) + \(5O_2\) → \(4NO\) + \(6H_2O\), when one mole of ammonia and one mole of oxygen are made to react to completion, then

All the ammonia is consumed
All the oxygen is consumed
1.0 mole of \(H_2O\) is produced
1.5 mole of NO is formed

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