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Out of and pi bonds, which is strong ?...

Out of and `pi` bonds, which is strong ?

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The correct Answer is:
`aigma`-bond
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DINESH PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE -PROMBEMS FOR PRACTICE
  1. Can a non-polar molecule have polar covalent bonds?

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  2. Which of the following molecules behave as electrical dipoles ? (i) ...

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  3. Out of and pi bonds, which is strong ?

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  4. Can a sigma bond be formed in the absence of pi bond ?

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  5. Can orbitals present in the 2p sub-sheel hybridise alone ?

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  6. What types of hybridisation are associated with central atom when the ...

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  7. Write the state of hybridisation of boron in BF(3^.)

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  8. How many sigma and pi bonds are present in the molecule of ethene ?

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  9. Mention the state of hybridisation of all the carbon atoms in he molec...

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  10. Assuming z-axis to be intermolecular axis, designate the molecule orbi...

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  11. Which of the follwing combinations are not permisible ? (i) 2pz and ...

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  12. Which combination will lead to pi-molecular orbitals ? (i) 2px-2px (...

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  13. Can 1s and 2s atomic orbitals from molecular orbitals

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  14. In the molecular orbital configuration of N(2) which orbital has lower...

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  15. What is the bond order of H(2)^(-) ion ?

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  16. Arrenge O(2),O(2)^(-),O(2)^(2-),O(2)^(+) in increasing order of bond e...

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  17. What will happen to the bond order if the electron is added ot bonding...

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  18. Why does a molecule of Ne(2) fail to exist ?

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  19. Predict the stability of a molecule if N(a) gtN(b).

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  20. What type of magnetic behaviour is shown by a molecule containing unpa...

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