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If the electronic configurations of atom...

If the electronic configurations of atoms A and B are `1s^2`,`2s^2`, `2p^6`, `3s^2`, `3p^1`' and `1s^2`, `2s^2`, `2p^4` respectively, then What is the molecular formula of the compound formed by atoms A and B ?

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VGS PUBLICATION-BRILLIANT-CHEMICAL BONDING-EXERCISE
  1. If the electronic configurations of atoms A and B are 3S^2,2S^2, 2P^6,...

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  2. If the electronic configurations of atoms A and B are 1S^2,2S^2, 2P^6,...

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  3. If the electronic configurations of atoms A and B are 1s^2,2s^2, 2p^6,...

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  4. (i) Write the electron-dot structures for sodium, oxygen and magnesium...

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  5. Show in the form of a picture, the formation of Na2O and MgO.

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  6. What is hybridisation?

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  7. What are the important characteristic features of hybridisation?

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  8. Write about VSEPR theory.

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  9. Most important concept of valence bond theory is

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  10. Why do valency electrons involve in bond formation , than electrons of...

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  11. Why do valency electrons involve in bond formation , than electrons of...

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  12. What is octet rule ?

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  13. How do you appreciate role of the 'octet rule’ explaining the chemical...

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  14. How do you appreciate role of the 'octet rule’ explaining the chemical...

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  15. What is hybridisation?

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  16. Explain the formation of the following molecules using hybridisation :...

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  17. Explain the formation of the following molecules using hybridisation :...

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  18. Explain sp^2 hybridization with an example.

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  19. Ice floats on water because..................

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  20. What are the characteristic features of inert gases?

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