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How do they (elements) usually exist?...

How do they (elements) usually exist?

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BEYOND PUBLICATION-CHEMICAL BONDING-EXERCISE
  1. How do they (elements) usually exist?

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  2. Which one of the following four elements is more electronegative?

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  3. An element ""(11)X^(23) forms an ionic compound with another element ...

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  4. An element 'A' forms a chloride ACl4. The number of electrons in the v...

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  5. The inert gas element which has octet electronic configuration in its ...

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  6. Number of covalent bonds in ethane molecule

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  7. The concept ‘hybridisation of orbitals of an atom’ was introduced by

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  8. The value of bond angle in beryllium chloride molecule is

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  9. Which are showed in Lewis dot structure ? Either all electrons or vale...

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  10. When is ionic bond formed between atoms?

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  11. What is the bond of B-F bond in BF3.

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  12. Gain of electron or electrons is termed

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  13. Electrons are .......charged sub-atomic particles present in the atom.

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  14. Whcin bond is most polar?

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  15. The highly stable pair of ions are

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  16. What is the maximum covalency of oxygen ? Give examples.

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  17. Explain the shape and the bond angle in BeCl2in terms of VBT

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  18. Why ionic compounds dissolve in polar solution and covalent compounds ...

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  19. Which of the following are polar protic solvents

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  20. The bond in H2O is……..

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  21. Which of the following is ionic

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