The total number of species from the following in which one unpaired electron is present, is _______. 2 2 2 2 N ,O ,C ,O ,O ,H ,CN ,He | JEE Mains Chemistry Past Papers — Chem-Mantra | Chem-Mantra

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Question

The total number of species from the following in which one unpaired electron is present, is _______. 2 2 2 2 N ,O ,C ,O ,O ,H ,CN ,He

Answer: .

💡 Solution & Explanation

One unpaired e– is present in : 2 2 C ; O ; H ; He    

💬

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