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The number and type of bonds between two...

The number and type of bonds between two carbon atoms in calcium carbide are

A

one sigma, one pi

B

two sigma, one pi

C

two sigma, two pi

D

one sigma, two pi

Text Solution

Verified by Experts

The correct Answer is:
D
Calcium carbide is an ionic carbide having the structure :
`Ca^(2+)(C-=C)^(2-)`
It contains one sigma and two pi bonds.
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MODERN PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE-OBJECTIVE TYPE QUESTIONS (B. MULTIPLE CHOICE QUESTIONS) (JEE (MAIN) & OTHER STATE BOARDS FOR ENGINEERING ENTRANCE)
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  5. The paramagnetic behaviour of B2 is due to the presence of

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  6. Which of the following compounds shows ionic, covalent and co-ordinate...

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  7. In which of the following pairs, the two species are not isostructural...

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  8. The correct order of bond angle of NO(2)^(+),NO(2) and NO(2)^(-) is

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  9. Molecular shape of SF(4), CF(4) and XeF(4) are

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  10. Allyl cyanide has

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  11. In which of the following pairs of molecules/ions, both the species ar...

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  12. Stability of the species Li(2), Li(2)^(-) and Li(2)^(+) increases in t...

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  13. The structure of XeF(6) is

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  14. Molecular formulae and shapes of some molecules are given below. Choos...

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  15. Correct order of bond length is

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  16. Which one of the following properties is not shown by NO ? .

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  17. The number of lone pairs of electrons on central atom of H(2)O, SnCl(2...

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  18. The correct order of O - O bond length in O(2),H(2)O(2) and O(3) is

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  19. Identify the T - shaped molecule in the following :

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  20. The increassing order of bond order of O(2),O(2)^(+),O(2)^(-)and O(2)^...

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