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The number of sigma-and pi bonds present...

The number of `sigma-and pi` bonds present in pent-4en-1-yne is :

A

`10,3`

B

`3,10`

C

`4,9`

D

`9,4.`

Text Solution

Verified by Experts

The correct Answer is:
A
is the correct answer.
`H-overset(H)overset(|)C-overset(H)overset(|)underset(H)underset(|)C-C-=C-H`
Sigma `(sigma)` bonds = 10, pi `(pi)` bonds = 3
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DINESH PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE -MULTIPLE CHOICE QUESTIONS BANK (MCQB)
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  2. In NO(3)^(-) ion, the number of bond pair and lone pair of electrons o...

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  3. The number of sigma-and pi bonds present in pent-4en-1-yne is :

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  4. In which of the following molecules, the central atom has one lone pai...

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  5. If a molecule MX(3) has zero dipole moment, the state hybridisation of...

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  6. Which molecule has trigonal planar geometry ?

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  7. Which of the following species has a linear shape?

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  8. In which of the following pairs, the two species are isostructural :

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  10. In which one of the following species , the central atom has the tuype...

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  11. Hydridisation of the central atom in BrF(5) molecule is :

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  12. In which of the following pairs of molecules centreal atom is sp^(2) h...

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  13. Which of the following pairs is isostractural (i.e having the same sha...

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  14. Bond order of 1.5 is shown by:

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  15. Which of the following species contains three bond pair and one lone ...

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  16. The pair of specied having the same bond order is :

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  17. During change of O(2) to O(2)^(2-) ion, the electrons add on which of ...

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