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Explain why the compounds of beryllium a...

Explain why the compounds of beryllium are much more covalent than the other Gr-2 metal compounds.

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Due to very small size and high charge of `Be^(2+)` ion, it has much higher polarising power and because of this the compounds of Be are much more covalent than the other group-2 metal compounds.
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CHHAYA PUBLICATION-s-BLOCK ELEMENTS -HIGHER ORDER THINKING SKILL (HOTS) QUESTIONS
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  2. Which out of BeCl2 and CaCl2 would give acidic solution when dissolved...

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  3. Li-salts are commonly hydrated while other alkali metal salts are usua...

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  4. Although the abundance of Na and K in the earth's| crust are comparabl...

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  6. 2LiOH overset("red hot")to Li2O + H2O, but 2NaOH overset("red hot")tox...

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  7. LiH overset(Delta)toxx" but " 2NaH overset(Delta)to 2Na + H2uarr Expla...

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  8. Discuss the roles of Na2O2KO2 and LiOH in the purification of air.

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  9. Lithium forms monoxide while sodium forms peroxide in the presence of ...

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  10. The second ionisation enthalpies of alkaline earth metals are much low...

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  11. Explain why the compounds of beryllium are much more covalent than the...

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  12. Beryllium compounds are extremely toxic--why?

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  13. MgO is used as a refractory material- Explain why?

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  14. BaSO4 is insoluble in water whereas BeSO4 is soluble in water - explai...

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  15. BeCl2 fumes in moist air but BaCl4 does not. Explain.

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  16. Mg3N2 when reats with water, gives off NH3 but HCl is not evolved when...

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  17. A piece of burning magnesium ribbon continues to burn in sulphur dioxi...

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  18. Ba^(2+) ions are poisonous, still they are provided to patients before...

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  19. Can sodium hydride be dissolved in water? Justify.

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  20. Why does sodium impart yellow colour in the flame?

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