| ⇦ | 
| ⇨ |
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: - Which of the following indicator is known as metal indicator
- When Cl₂ gas reacts with hot and concentration sodium hydroxide solution,
- The equilibrium constant for mutarotation α-D Glucose ⇌ β-D Glucose is 1.8.
- Which one of the following is tridentate ligand
- The wavelength of the radiation emitted when an electron drops from 3rd orbit
Topics: Chemical Bonding and Molecular Structure
(86)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following indicator is known as metal indicator
- When Cl₂ gas reacts with hot and concentration sodium hydroxide solution,
- The equilibrium constant for mutarotation α-D Glucose ⇌ β-D Glucose is 1.8.
- Which one of the following is tridentate ligand
- The wavelength of the radiation emitted when an electron drops from 3rd orbit
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