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Single, Double and Triple Bonds and Their Strengths

The molecules...

Question

The molecules having triple bond in them are:

(a) Oxygen and ethyne

(b) carbon dioxide and ammonia

(c) Methane and ethene

(d) Nitrogen and ethyne

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Solution

Answer :

(d) Nitrogen and ethyne
In a nitrogen molecule, each nitrogen atom shares its 3 electrons to form a triple bond between them. In an ethyne molecule, each carbon atom shares 3 electrons to form a triple bond between them.

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Similar questions

Q. Which of the following has a triple bond as well as single bonds?
(a) ethene
(b) methane
(c) ethyne
(d) nitrogen

Q. Methane is a saturated hydrocarbon while ethene and ethyne are unsaturated hydrocarbons.

I

. The formulas of ethane, ethyne and ethene are

C_{2} H_{6}, C_{2} H_{4}

C_{2} H_{2}

I I

. Alkanes contain only

C - C

C - H

bonds, alkenes may contain triple bonds between carbon atoms and alkynes may contain double bonds between carbon atoms.

Q. The percentage s-character of the hybrid orbitals in methane, ethene and ethyne are respectively :

Q. Classify into alkanes, alkenes and alkynes :

Ethane, ethene, methane, ethyne, propene, propyne

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