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overset(Theta)overset(..)CH(2)-underset(...

`overset(Theta)overset(..)CH_(2)-underset(O)underset(||)C-CH_(3) and CH_(2)=underset( :underset(..)O:_(Theta))underset(|)C-CH_(3)` are :

A

Resonating structures

B

Tautomers

C

Geometrical isomers

D

Optical isomers

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Verified by Experts

The correct Answer is:
A
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:CH_(2)-underset(underset(..)(O: ))underset(||)(C )-CH_(3) and H_(2)C=underset(underset(..)( :O: ))underset("|")("C")-CH_(3) are :

:overset(-)CH_(2)-underset( :O: )overset(C)(||)-CH_(3) and CH_(2)=underset(( .^(-): O: ))underset(|)C-CH_(3)

CH_(3)-overset(CH_(3))overset("| ")"CH"-underset(O)underset(|)C-O-overset(CH_(3))overset("| ")underset(CH_(3))underset("| ")"C "-CH_(3) The common name of given ester is -

CH_(3)-underset(CH_(3))underset(|)(C)=CH-underset(CH_(3))underset(|)overset(CH_(3))overset(|)C-CH_(3)

CH_(3)underset(Br)underset(|)CH-overset(CH_(3))overset(|)underset(OH)underset(|)(C)-C-O-CH_(3)

CH_(3)-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(C)-CH_(2)-underset(O)underset(||)(C)-NHCH_(3)

The IUPAC name of CH_(3)-underset(OH)underset(|)(CH)-underset(CH_(3))underset(|)(CH)-underset(OH)underset(|)(CH)-overset(" "CH_(3))overset(|)underset(" " CH_(3))underset(|)(C)-CH_(3) is:

Write the IUPAC name of the following compounds: (i) CH_(3)-underset(CH_(3))underset(|)(CH)-CO-underset(CH_(3))underset(|)(CH)-CH_(3) (ii) CH_(3)COCH_(2)COCH_(3) (iii) H_(3)C-overset(O)overset(||)(C)-CH_(2)-overset(Cl)overset(|)(CH)-CH_(3) (iv) CH_(3)-underset(OH)underset(|)(CH_(2))-overset(O)overset(||)(C)-CH_(3) (v)

This compound on ozonolysis gives which of the following compound? OHC-underset(O)underset(||)C-overset(O)overset(||)C-CH_(2)-underset(O)underset(||)C-CHO OHC-overset(O)overset(||)C-underset(O)underset(||)C-CH_(2)-CH=O

RESONANCE-GENERAL ORGANIC CHEMISTRY-I-PRACTICE TEST-1
  1. Which of the following compound is non aromatic :

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  2. Which compound has least e^(-) density in benzene ring

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  3. The order of heat of hydrogenation in following compounds is:

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  4. Resonance stabilized cation is:

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  5. In an anion HCOO^- the two carbon-oxygen bonds are found to be equal l...

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  6. Compare C-N bond length in the following :

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  7. Which of the following is false for order of -l effect :

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  8. underset("x")(H-N=C=O)harrunderset("y")(H-overset(o+)N-=C-overset(Thet...

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  9. The aromatic compound would be :

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  10. Number of delocalized e^(-) pairs in squaric acid and dianion of squar...

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  11. Which of the following benzene ring has greater electron density than ...

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  12. Which of the following has the miximum number of resonating structure ...

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  13. Among the following aromatic compound is

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  14. overset(Theta)overset(..)CH(2)-underset(O)underset(||)C-CH(3) and CH(2...

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  15. Which is not stable at room temperature ?

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  16. Correct order of stability of following alkenes is

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  17. All the carbon-carbon bond lengths are equal in

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  18. The kind of delocalization involving sigma bond orbitals is scalled

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  19. Which of the following has the highest dipole moment.

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  20. in C(1)-H, C(2)-H and C(3)-H the homolytic bond dissociation energy or...

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