In which of the following molecules, all atoms are coplanar?

Important Questions on Organic Chemistry- Some Basic Principles and Techniques

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Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 4>Q 83

The $\mathrm{IUPAC}$ name of the compound is      [NEET- 2017]

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Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 4>Q 84

Which of the following molecules represents the order of hybridisation ${\mathrm{sp}}^2,{\mathrm{sp}}^2,\mathrm{sp},\mathrm{sp}$ from left to right atoms?

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Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 4>Q 85

 

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Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 4>Q 86

Which of the following is correct for stability of phenoxide ion?
 

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Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 4>Q 87

Which of the following is more basic than aniline?
 

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Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 4>Q 88

Which of the following presents the correct order of the acidity in the given compounds?
 

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Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 4>Q 89

The base strength is in the order of:

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Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 4>Q 90

Which one of the following is the most reactive towards electrophilic reagent?