Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Some Basic Concepts of Organic Chemistry question

2015 · Q110
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /NEET
  3. /Chemistry
  4. /Some Basic Concepts of Organic Chemistry
  5. /2015 · Q110

Some Basic Concepts of Organic Chemistry question

2015 · Q110

NEETChemistrySome Basic Concepts of Organic ChemistryMCQ+4 / −1
The enolic form of ethyl accetoacetate as shown below has
AIPMT 2015 Cancelled Paper Chemistry - Some Basic Concepts of Organic Chemistry Question 88 English
  1. A
    9 sigma bonds and 2 pi-bonds
  2. B
    9 sigma bonds and 1 pi-bond
  3. C
    18 sigma bonds and 2 pi-bonds
  4. D
    16 sigma bonds and 1 pi-bond.
View written solutionFree

Correct answer: C

The given structure has 18σ\sigma σ bonds and 2π\pi π bonds.

PreviousNext

More from Some Basic Concepts of Organic Chemistry

  • In the Kjeldahl's method for estimation of nitrogen present in a soil sample, ammonia evolved from 0.75 g of sample neutralized 10 mL of 1 M H2SO4. The percentage of nitrogen in the soil is2014 · MCQ
  • Arrange the following in increasing order of stability Includes diagram2013 · MCQ
  • What is the hybridisation state of benzyl carbonium ion? Includes diagram2013 · MCQ
  • Homolytic fission of the following alkanes forms free radicals CH3 − CH3, CH3 − CH2 − CH3, (CH3)2CH − CH3, CH3 − CH2 −CH(CH3)2. Increasing order of stability of the radicals is2013 · MCQ
  • Which of the following chemical system is non aromatic ?2013 · MCQ
  • Given : I and II are Includes diagram2013 · MCQ
  • The radical, is aromatic because it has Includes diagram2013 · MCQ
  • Structure of the compound whose IUPAC name is 3-Ethyl-2-hydroxy-4-methylhex-3-en-5-ynoic acid is2013 · MCQ