Advertisements
Advertisements
प्रश्न
Resonance structures of propenal are given below. Which of these resonating structures is more stable? Give reason for your answer.
\[\ce{\underset{I}{CH2 = CH - CH = O} <-> \underset{II}{\overset{⊕}{C}H2 - CH = CH - \overset{Θ}{O}}}\]
Advertisements
उत्तर
The structure I will be more stable than structure II because all the atoms are having complete octet in structure I and the carbon atom having positive charge don’t have a complete octet in structure II.
APPEARS IN
संबंधित प्रश्न
Draw the resonance structure for the following compound. Show the electron shift using curved-arrow notation.
C6H5OH
Draw the resonance structure for the following compound. Show the electron shift using curved-arrow notation.
C6H5NO2
Draw the resonance structure for the following compound. Show the electron shift using curved-arrow notation.
CH3CH = CHCHO
Draw the resonance structure for the following compound. Show the electron shift using curved-arrow notation.
C6H5 – CHO
Draw the resonance structure for the following compound. Show the electron shift using curved-arrow notation.
\[\ce{C6H5 - \overset{+}{C}H2}\]
In which of the following representations given below spatial arrangement of group/ atom different from that given in structure ‘A’?
 |
| (A) |
| (i) |  |
| (ii) |  |
| (iii) |  |
| (iv) |  |
What is the hybridisation of each carbon in H2C = C = CH2.
Which of the following ions is more stable? Use resonance to explain your answer.
The structure of triphenylmethyl cation is given below. This is very stable and some of its salts can be stored for months. Explain the cause of high stability of this cation.
Draw the resonance structure of the following compounds;
Draw the resonance structure of the following compounds;
CH2 = CH – CH = CH2
Draw the resonance structure of the following compounds;
\[\begin{array}{cc}
\ce{CH2 = CH - C = O}\\
\phantom{.........}|\\
\phantom{.........}\ce{H}
\end{array}\]
Which of the following compounds will not exist as resonance hybrid. Give reason for your answer:
Which of the two structures (A) and (B) given below is more stabilised by resonance? Explain.
\[\ce{\underset{(A)}{CH3COOH}}\] and \[\ce{\underset{(B)}{CH3CO\overset{Θ}{O}}}\]
