The enolic form of ethyl acetoacetate,as shown below,has:
- A$9$ sigma bonds and $2$ pi-bonds
- B$9$ sigma bonds and $1$ pi-bond
- C$18$ sigma bonds and $2$ pi-bonds
- D$16$ sigma bonds and $1$ pi-bond
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Similar Questions
Which among the following is $NOT$ a pair of isomers?
Match the following: $A$. Acetaldehyde,vinyl alcohol $1$. Enantiomers $B$. Eclipsed and staggered ethane $2$. Tautomers $C$. $(+)2$-butanol,$(-)2$-butanol $3$. Chain isomers $D$. Methyl-$n$-propylamine and diethylamine $4$. Conformational isomers $5$. Metamers
| $A$. Acetaldehyde,vinyl alcohol | $1$. Enantiomers |
| $B$. Eclipsed and staggered ethane | $2$. Tautomers |
| $C$. $(+)2$-butanol,$(-)2$-butanol | $3$. Chain isomers |
| $D$. Methyl-$n$-propylamine and diethylamine | $4$. Conformational isomers |
| $5$. Metamers |
Which one of the following is most stable?
Difficult
View SolutionWhich of the following has the lowest $pK_a$ value?
Which of the following conformers for ethylene glycol is most stable?
MediumAIPMT 2010
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