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What is the oxidation number of Co in [Co(NH₃)₄Cl(NO₂)]
Options
(a) 4
(b) 3
(c) 2
(d) 5
Correct Answer:
2
Explanation:
[Co(NH₃)₄Cl(NO₂)] → x + 4 * 0 + (-1) + (-1) = 0 ⇒ x = +2. The oxidation number of cobalt in this complex is +2.
Related Questions: - When Cl₂ gas reacts with hot and concentration sodium hydroxide solution,
- Which of the following reaction is endothermic
- Correct order of first IP among following elements Be, B, C, N, O is
- Solution of sodium metals in liquid ammonia strongly reduces due to the presence
- HSO₄⁻ + OH⁻ → SO₄²⁻ + H₂O. which is correct about conjugate acid – base pair
Topics: Coordination Compounds
(87)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When Cl₂ gas reacts with hot and concentration sodium hydroxide solution,
- Which of the following reaction is endothermic
- Correct order of first IP among following elements Be, B, C, N, O is
- Solution of sodium metals in liquid ammonia strongly reduces due to the presence
- HSO₄⁻ + OH⁻ → SO₄²⁻ + H₂O. which is correct about conjugate acid – base pair
Topics: Coordination Compounds (87)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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