The chair form of cyclohexane is more stable than the boat form because:

Important Questions on Organic Chemistry- Some Basic Principles and Techniques

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 2>Q 224

Which of the following compound has plane of symmetry $\left(\mathrm{POS}\right)$ but not centre of symmetry $\left(\mathrm{COS}\right)?$

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 2>Q 225

Which of the following amine is optically active?

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 2>Q 226

A racemic mixture contains dextrorotatory and levorotatory isomers in the proportion -

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 2>Q 227

The number of isomers for the compound with molecular formula ${\mathrm{C}}_2\mathrm{BrCIFI}$ is

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 2>Q 228

How many total cyclic isomers with molecular formula ${\mathrm{C}}_3{\mathrm{H}}_3{\mathrm{Cl}}_2\mathrm{Br}$ are possible.

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 2>Q 229

Among the following which one can have a meso form?

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 2>Q 230

Which of the following acids does not exhibit optical isomerism?

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 21 - Organic Chemistry- Some Basic Principles and Techniques>Exercise 2>Q 231

Two possible stereo-structures of ${\mathrm{CH}}_3\mathrm{CHOHCOOH}$ which are optically active are called: