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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: - Urea is preferred to ammonium sulphate as a nitrogeneous fertilizer because
- Change in enthalpy for reaction,2H₂O₂ → 2H₂O + O₂
- On the extraction of iron, the slag produced is
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Topics: Chemical Bonding and Molecular Structure
(86)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Urea is preferred to ammonium sulphate as a nitrogeneous fertilizer because
- Change in enthalpy for reaction,2H₂O₂ → 2H₂O + O₂
- On the extraction of iron, the slag produced is
- Naphthalene is a
- Caprolactam is used for the manufacture of
Topics: Chemical Bonding and Molecular Structure (86)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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