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Which of the following is paramagnetic?
Options
(a) O₂⁻
(b) CN⁻
(c) NO⁺
(d) CO
Correct Answer:
O₂⁻
Explanation:
O₂⁻ (17) = σ1s², σ*1s², σ2s², σ*2s², σ2pₖ², π2pᵢ² = π2pⱼ², π*2pᵢ² = π*2pⱼ¹
Related Questions: - When a mixture of solid Nacl and solid K₂Cr₂O₇ is heated with concentrated sulphuric acid
- Which of the following compounds gives benzoic acid on hydrolysis
- Identify the correct order of the size of the following elements:
- If we want to study relative arrangement of atoms in a molecule we study
- Non – lanthanide element is
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Chemical Bonding and Molecular Structure
(86)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When a mixture of solid Nacl and solid K₂Cr₂O₇ is heated with concentrated sulphuric acid
- Which of the following compounds gives benzoic acid on hydrolysis
- Identify the correct order of the size of the following elements:
- If we want to study relative arrangement of atoms in a molecule we study
- Non – lanthanide element is
Question Type: Memory (964)
Difficulty Level: Easy (1008)
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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