Which among the given molecules can exhibit tautomerism ?

Important Questions on Organic Chemistry- Some Basic Principles and Techniques

HARD

NEET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 11 - Organic Chemistry- Some Basic Principles and Techniques>NEET - 24th July 2016>Q 23

The correct order of strengths of carboxylic acids is

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 11 - Organic Chemistry- Some Basic Principles and Techniques>NEET - 24th July 2016>Q 24

The compound that will react most readily with gaseous bromine has the formula:

EASY

NEET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 11 - Organic Chemistry- Some Basic Principles and Techniques>NEET - 1st May 2016>Q 25

The correct statement regarding a carbonyl compound with a hydrogen atom on its alpha carbon, is:

MEDIUM

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 11 - Organic Chemistry- Some Basic Principles and Techniques>NEET - 1st May 2016>Q 26

Which of the following biphenyls is optically active?

MEDIUM

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 11 - Organic Chemistry- Some Basic Principles and Techniques>NEET - 1st May 2016>Q 27

The correct statement regarding the basicity of aryl amines is:

MEDIUM

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 11 - Organic Chemistry- Some Basic Principles and Techniques>AIPMT - 3rd May 2015>Q 28

In Duma's method for estimation of nitrogen, $0.25 \mathrm{g}$ of an organic compound gave $40 \mathrm{mL}$ of nitrogen collected at $300 \mathrm{K}$ temperature and $725 \mathrm{mm}$ pressure. If the aqueous tension at $300 \mathrm{K}$ is $25 \mathrm{mm}$, the percentage of nitrogen in the compound is:

MEDIUM

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 11 - Organic Chemistry- Some Basic Principles and Techniques>AIPMT - 3rd May 2015>Q 29

In which of the following compounds, the $\mathrm{C}-\mathrm{C}\mathrm{l}$ bond ionization shall give most stable carbonium ion?

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 11 - Organic Chemistry- Some Basic Principles and Techniques>AIPMT - 3rd May 2015>Q 30

Consider the following compounds



Hyperconjugation occurs in: