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Why Be generally form covalent compounds...

Why `Be` generally form covalent compounds?

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Due to small size and `+2` charge on `Be`, charge to radius ration of `Be` is high and thus beryllium has high polarising ability and form covalent compounds.
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CENGAGE CHEMISTRY-APPENDIX - INORGANIC VOLUME 1-Exercise Short
  1. Arrange alkali metal carbonate in increasing order of solubility.

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  2. Arrange CaCO(3),KHCO(3) and NaHCO(3) in increasing order of solubiliti...

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  3. Why Be generally form covalent compounds?

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  4. Barium compounds are poisonous, even then BaSO(4) is used in barium me...

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  5. Which of the two cations Mg^(2+) and Al^(3+) is smaller?

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  6. Why alkaline earth metal oxides are quite stable?

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  7. Why solubility of sulphates decreases from BeSO(4) to BaSO(4)?

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  8. Why solubility of alkaline earth metal hydroxides increases from Be(OH...

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  9. When the alkaline earth metals such as Ca,Sr,Ba are dissolved in liqui...

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  10. Arrange alkaline earth metal flouides in order of increasing solubilit...

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  11. Arrange alkaline earth metal chlorides in order of increasing solubili...

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  12. Compare alkaline earth metals with alkali metals w.r.t (a) atomic and ...

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  13. Arrange sulphates of group 2 in decreasing order of solubility of wate...

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  14. Arrange carbonates fo group 2 in increasing order of thermal stability...

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  15. Arrange hydroxides of group 2 elements in order of increasing basicity...

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  16. Arrange Be,Mg,Ca,Sr and Ba in increasing order of reactivity.

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  17. What kind of metals can form superoxides?

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  18. Name the alkali metal which can combine directly with As,P,S and halog...

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  19. Which among Na(2)O(2),Li(2)O,K(3)N and Li(3)N is not known?

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  20. Which among Na,K,Pb and Li has the lowest melting point?

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