Organic Chemistry - Some Basic Principles and Techniques questions

1502 published questions with worked solutions.

• The correct statement about the compounds (A) methyl tartrate-acid Fischer projection, (B) its mirror-image positional variant,...
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• Which of the following is a dynamic isomerism?
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• Which one of the following compounds is capable of existing in a meso form?
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• The number of isomeric pentyl (amyl) alcohols possible is
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• Isomers of propionic acid are
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• A cyclic stereoisomer having the molecular formula C₄H₇Cl is classified and tabulated. Find out the correct set of numbers...
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• How many asymmetric carbon atoms are present in (i) 1,2-dimethylcyclohexane, (ii) methylcyclopentane, and (iii)...
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• Optical isomerism is shown by
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• Which of the following does not exhibit tautomerism?
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• The reason for the loss of optical activity of lactic acid when the –OH group is changed by H is that
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• What kind of isomerism is possible for 1-chloro-2-nitroethene?
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• Which of the following conformations of cyclohexane is chiral?
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• Which one of the following monoenes does not exhibit geometric isomerism?
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• The number of chiral centres in (+)-glucose is
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• Which of the following will be chiral?
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• A molecule having three different chiral carbon atoms (and no internal symmetry) will have how many stereoisomers?
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• Which of the following compounds is optically active?
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• Racemic compound has
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• n-Pentane and 2-methylbutane are a pair of
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques
• The name of the hexadiene compound drawn with both double bonds in the extended (zig-zag) trans arrangement is
  JEE Main · Chemistry · Organic Chemistry - Some Basic Principles and Techniques

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