Study the $C_{1}$ bonding in the image above. How does the strength of the $C = O$ bond compare to the $C - O H$ bond?

The

C = O

bond is a stronger than the

C - O H

bond.

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The

C = O

bond is a weaker than the

C - O H

bond.

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The

C = O

bond and the

C - O H

bonds are of equal strength.

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The strength cannot be determined without knowing the average bond enthalpies.

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Solution

The correct option is A The $C = O$ bond is a stronger than the $C - O H$ bond.
Bond energy of $C = O$ is 747 kJ/mol
Bond energy of $C - O$ is 358 kJ/mol
Bond strength $\propto$ bond energy

Hence, the correct option is A.

Suggest Corrections

Similar questions

$C (O H)_{4}$ is unstable because a carbon atom cannot hold more than one -OH groups but $S i (O H)_{4}$ is a stable compound because

(C = O)

(C - O)

C O_{3}^{2 -}

C - O

Question 51

What is meant by the term average bond enthalpy? Why is there difference in bond enthlpy of O - H bond in ethanol $(C_{2} H_{5} O H)$ and water?

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