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If 30 mL of H₂ and 20 mL of O₂ reacts to form water. what is left at the end of the reaction?
Options
(a) 10 mL of H₂
(b) 5 mL of H₂
(c) 10 mL of O₂
(d) 5 mL of O₂
Correct Answer:
5 mL of O₂
Explanation:
2H₂ + O₂ → 2H₂O
2 mol 1 mol 2 mol
2 vol 1 vol 2 vol
30 mL 15 mL 30 mL
Therefore, oxygen is in excess and amount of oxygen left
=20- 15= 5 mL
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Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Basic Concepts of Chemistry
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Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In an isobaric process,when temperature changes from T₁ to T₂, ΔS is equal to
- Which of the following is obdained when acetone is treated with bleaching powder
- Which contains both polar and non-polar covalent bonds?
- Which of the following statement is not correct
- 1,1,2,2-tetrabromoethane on treatment with Zn dust yields an
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Basic Concepts of Chemistry (94)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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