| ⇦ | 
| ⇨ |
He₂ does not exist because its
Options
(a) molecular orbital=0
(b) bond energy=0
(c) bond order=0
(d) both(b) and (c)
Correct Answer:
bond order=0
Explanation:
Molecular orbital configuration of He₂ is σ 1s², σ* 1s². Since its bond order is 1/2 (2-2) =0, therefore He₂ does not exit.
Related Questions: - When a neutral atom is converted into a cation, there is
- In the reaction : 4Fe + 3O₂ ⇌ 4Fe³⁺ + 6O₂²⁻. Which of the following
- Which of the following is not correct for ionic crystals
- In the silver plating of copper, K[Ag(CN)₂] is used instead of AgNO₃. The reason
- The metal used to recover copper from a solution of copper sulphate is
Topics: Chemical Bonding and Molecular Structure
(86)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When a neutral atom is converted into a cation, there is
- In the reaction : 4Fe + 3O₂ ⇌ 4Fe³⁺ + 6O₂²⁻. Which of the following
- Which of the following is not correct for ionic crystals
- In the silver plating of copper, K[Ag(CN)₂] is used instead of AgNO₃. The reason
- The metal used to recover copper from a solution of copper sulphate is
Topics: Chemical Bonding and Molecular Structure (86)
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