CameraIcon

SearchIcon

MyQuestionIcon

15

You visited us 15 times! Enjoying our articles? Unlock Full Access!

Physical Properties of Alkynes

The correct o...

Question

The correct order of C - H bond length in $C H_{3} - C H_{3}, C H_{2} = C H_{2}$ and $C H \equiv C H$ is:

A

C H_{3} - C H_{3} < C H_{2} = C H_{2} < C H \equiv C H

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

C H_{2} = C H_{2} < C H_{3} - C H_{3} < C H \equiv C H

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

C H \equiv C H < C H_{2} = C H_{2} < C H_{3} - C H_{3}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

D

all are equal

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C $C H \equiv C H < C H_{2} = C H_{2} < C H_{3} - C H_{3}$
$C - H$ bond length in the shown order are based on $s p, s p^{2}$ and $s p^{3}$ hybridisations. $s p^{3}$ has the highest bond length followed by $s p^{2}$ and $s p$ . So, the correct answer is option (c).

Suggest Corrections

thumbs-up

0

Similar questions

Q. The correct order of C - H bond length in

C H_{3} - C H_{3}, C H_{2} = C H_{2}

C H \equiv C H

Q. Correct order at C-H bond dissociation energy of following compound:-
(I)

C H_{3} - H

C H_{3} - C H_{2} - H

C H_{3} = C H - C H_{2} - H

C_{6} H_{5} - H

Q. The correct reactivity order of alcohols towards

H - X

C H_{2} = C H - O H

C H_{2} = C H - C H_{2} O H

C H_{3} - C H_{2} - O H

C H_{3} - C H | O H - C H_{3}

Q. Pick out the correct reactions:

A . C H_{3} - C H = C H_{2} + H C l ⟶ C H_{3} - C | C l H - C H_{3}

B . C H_{3} - C H = C H_{2} + H B r ⟶ C H_{3} - C H_{2} - C H_{2} B r

C . C H_{3} - C H = C H_{2} + H B r p e r o x i d e - ---- \to C H_{3} - C H_{2} - C H_{2} - B r

D . C H_{3} - C H = C H_{2} + H I p e r o x i d e - ---- \to C H_{3} - C | I H - C H_{3}

C H_{3} - C H_{2} - \oplus C H_{2}

C H_{3} - C H | F - \oplus C H_{2}

C H_{3} - C H | B r - \oplus C H_{2}

C H_{3} - C H | C l - \oplus C H_{2}

Arrange the following carbocations in decreasing order of their stability:

View More

Join BYJU'S Learning Program

explore_more_icon

Explore more

Physical Properties of Alkynes

Standard XIII Chemistry

Join BYJU'S Learning Program

CrossIcon