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Which of the following is the most stablised carbocation?

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Important Questions on Organic Chemistry- Some Basic Principles and Techniques

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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-4>Q 127
Which one among the following is the least basic
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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-4>Q 128
Which is less basic than benzyl Question Image Carbanion?
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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-4>Q 129

What is the order of stability of the following carbocations ?

I CH2=CH-C⊕H2  II CH3-C⊕H2; III Question Image

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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-4>Q 130
The most stable carbocation is:
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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-4>Q 131
Pyridine is less basic than triethylamine because:
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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-4>Q 132
Which of the following phenol has lowest pKa?
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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-4>Q 133
Which is most basic among the followings?
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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-4>Q 135

What is the order of stability of the following tautomers ?

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