| ⇦ | 
| ⇨ |
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
Related Questions: - The weight of iron which will be converted into its oxide(Fe₃O₄) by the action of 18g
- How will you separate a solution (miscible) of benzene + CHCl₃
- In alkaline hydrolysis of a tertiary alkyl halides by aqueous alkali,
- Which one of the following has an aromatic character
- The reagent with which both acetaldehyde and acetone react easily is
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
- The weight of iron which will be converted into its oxide(Fe₃O₄) by the action of 18g
- How will you separate a solution (miscible) of benzene + CHCl₃
- In alkaline hydrolysis of a tertiary alkyl halides by aqueous alkali,
- Which one of the following has an aromatic character
- The reagent with which both acetaldehyde and acetone react easily is
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
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply