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Which of the following statements are co...

Which of the following statements are correct?
1. A `sigma` bond is stronger than a `pi` bond
2. A covalent bond is stronger than a hydrrogen bond
3. HF is more polar than HCl
4. There is one electrovalent bond and three covalent bonds in methylene chloride Select the correct answer using the codes given below

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Weaker because overlapping is less.
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CENGAGE CHEMISTRY-APPENDIX - INORGANIC VOLUME 1-Exercise Short
  1. Out of CS(2) and OCS which have higher dipole moment and why?

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  2. How do you express the bond strength in terms of bond order?

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  3. Which of the following statements are correct? 1. A sigma bond is st...

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  4. x. The hybrid state of carbon atoms in C(60) molecule is :

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  5. With what neutral molecule is CIO^(ө) isoelectronic?

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  6. Give the change in bond order in the following ionisation process? i...

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  7. The magnetic moment of KO(2) at room temperature is ---------- BM.

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  8. On the basis of VSEPR theory, predict the shapes of the following mole...

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  9. Why is HCl predominantly covalent in the gaseous state but ionic in th...

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  10. Why molbilities of H^(o+) ions in ice is greater as compared to liquid...

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  11. Ionic bonds are non-directional while covalent bonds are directional.

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  12. Write two resonance structure of N2 O that satisfy the octet rule.

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  13. Whether molecular ion HeH^(Θ) exist or not? Explain.

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  14. Out of but-1-yne or but-1-ene which has higher dipole moment?

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  15. Write the structures of the following hydrates which contains ionic, c...

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  16. What is formed when steam is passed over red hot coke?

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  17. What is the name of the isotope of hydrogen which contains 1 proton an...

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  18. Give the chemical reaction in which dihydrogen acts as an oxidising ag...

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  19. Which element on treatment with caustic soda solution produces H(2) ga...

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  20. What is meant by hardening of oils?

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