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Arrange the given species in decreasing order of their nucleophilicity:

H2O,Cl⊝,Br⊝,I⊝

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-1>Q 282

Arrange the given species in decreasing order of their nucleophilicity:

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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-1>Q 283
Define ambident nucleophile with an example.
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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-1>Q 284

Which of the following reactions are substitution reaction?

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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-1>Q 285
Which of the following reaction are addition reaction?
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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-1>Q 286
Which of the following is an electrophilic reagent?
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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-1>Q 290
The best leaving group is:
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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-1>Q 294

The following reaction is an example of 

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Alpha Question Bank for Engineering: Chemistry>Chapter 23 - Organic Chemistry- Some Basic Principles and Techniques>Exercise-1>Q 297
The relative reactivity of acyl compounds towards nucleophilic substitution are in the order of: