JEE Mains · Chemistry · STD 11 - 8.4. Organic chemistry reaction mechanism
The correct stability order of carbocations is _______.
- A \(\left(\mathrm{CH}_3\right)_3 \mathrm{C}^{+}>\mathrm{CH}_3-\stackrel{+}{\mathrm{C}} \mathrm{H}_2>\left(\mathrm{CH}_3\right)_2 \stackrel{+}{\mathrm{C}} \mathrm{H}>\stackrel{+}{\mathrm{C}} \mathrm{H}_3\)
- B \(\stackrel{+}{\mathrm{C}} \mathrm{H}_3>\left(\mathrm{CH}_3\right)_2 \stackrel{+}{\mathrm{C}} \mathrm{H}>\mathrm{CH}_3-\stackrel{+}{\mathrm{C}} \mathrm{H}_2>\left(\mathrm{CH}_3\right)_3 \stackrel{+}{\mathrm{C}}\)
- C \(\left(\mathrm{CH}_3\right)_3 \stackrel{+}{\mathrm{C}}>\left(\mathrm{CH}_3\right)_2 \stackrel{+}{\mathrm{C}} \mathrm{H}>\mathrm{CH}_3-\stackrel{+}{\mathrm{C}} \mathrm{H}_2>\stackrel{+}{\mathrm{C}} \mathrm{H}_3\)
- D \(\stackrel{+}{\mathrm{C}} \mathrm{H}_3>\mathrm{CH}_3-\stackrel{+}{\mathrm{C}} \mathrm{H}_2>\mathrm{CH}_3-\stackrel{+}{\mathrm{C}} \mathrm{H}>\left(\mathrm{CH}_3\right) \mathrm{C}^{+}\stackrel{+}{\mathrm{C}} \mathrm{H}_3\)
Answer & Solution
Correct Answer
(C) \(\left(\mathrm{CH}_3\right)_3 \stackrel{+}{\mathrm{C}}>\left(\mathrm{CH}_3\right)_2 \stackrel{+}{\mathrm{C}} \mathrm{H}>\mathrm{CH}_3-\stackrel{+}{\mathrm{C}} \mathrm{H}_2>\stackrel{+}{\mathrm{C}} \mathrm{H}_3\)
Step-by-step Solution
Detailed explanation
More no. of hyperconjugable Hydrogens, more stable is the carbocations.
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