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प्रश्न
Which of the following is not paramagnetic?
पर्याय
Carbon free radical
Singlet carbene
Triplet carbene
All of the above
MCQ
उत्तर
Singlet carbene
Explanation:
| \[\begin{array}{cc}\ce{H - \overset{\bullet}{C} - N}\\ |\\\ce{\underset{unpaired \bar{e}}{H}}\end{array}\] |
\[\ce{\underset{Singlet carbene}{ \overset{⇅}{CH2}}}\] |
\[\ce{\underset{triplet carbene unpaired \bar{e}}{\overset{\uparrow}{\uparrow CH2}}}\] |
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