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How do IIIA group elements form cations ...

How do IIIA group elements form cations ?

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What is the valence of IIIA group elements ? How can you say ?

The order of abundance of IIIA group elements is

The order of abundance of IIIA group elements is

(A) : Among IIIA group elements, Boron has highest melting point (R) : Boron has gaint polymeric structure

Are zero group elements and VIII group elements are same ?

Electronic structure acquired by compounds of IIIA group elements in bonding is

Electronic structure acquired by compounds of IIIA group elements in bonding is

Electronic structure acquired by compounds of IIIA group elements in bonding is

BEYOND PUBLICATION-CHEMICAL BONDING-EXERCISE
  1. There is a triple bond between two atoms. Which molecule they belongs...

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  2. Which of the following forces are the strongest ?

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  3. The chemical formula of zinc phosphate is

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  4. A pi bond is formed by overlap of orbitals.

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  5. The charge on a cation 'M' is +2 and anion 'A' is -3. The compound for...

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  6. Among Licl, BeCl2, BCl3, and C Cl4, the covalent bond character follow...

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  7. The order of the over lapping of atomic or-bitals is…….

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  8. Which of the following is correct order of repulsive interactions ?

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  9. Which has the lowest bond angle ?

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  10. Ionic bond is absent in………

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  11. The bond angles in : BeCl2, BF3, H2O

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  12. Ionic bond is formed between IA group and VII A group, because

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  13. The electronic configuration of metal 'M' is 1s^22s^22p^63s^2 3p^6 4s ...

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  14. The electronic configuration of four elements L, P, Q and R are given ...

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  15. Number of electrons given by an atom of element in the formation of co...

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  16. The order of repulsion of different types of electron pairs in valence...

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  17. What is the valence of IIIA group elements ? How can you say ?

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  18. How do IIIA group elements form cations ?

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  19. Which type of elements form aniona ? Give an example.

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  20. In excited state, how many bonds do boran form with fluorine ?

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