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What is the trend of enthalpy of formati...

What is the trend of enthalpy of formation of alkali metal fluoride?

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The enthalpy of formation `Delta_(r)H^(Theta)` become less negative as we go down the group
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AAKASH INSTITUTE-THE S-BLOCK ELEMENTS-Try Yourself
  1. The bronze coloured solution is diamagnetic or paramagnetic?

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  2. What kind of oxides are formed by sodium?

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  3. What is the trend of enthalpy of formation of alkali metal fluoride?

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  4. The melting and boiling points of alkali metal halides always follow t...

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  5. Write two properties of alkali metals salts of oxo-acids.

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  6. Why lithium carbonate is not stable to heat?

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  7. Write one difference between lithium and other members of alkali metal...

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  8. Write one similarity between lithium and magnesium.

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  9. How many water of crystallization are there in washing soda?

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  10. While purification of NaCl, why only crystal of pure NaCl separate out...

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  11. Which compound of sodium is formed when sodium hydroxide absorbs CO(2)...

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  12. Write two uses of sodium hydroxide.

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  13. Why first ionization energy of alkaline earth metals is higher than th...

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  14. Write the trend of hydration enthalpies of alkaline earth metal ions.

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  15. Why Beryllium and magnesium do not impart colour to the flame?

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  16. What is the nature of Be(OH)(2)?

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  17. How Beryllium chloride is prepared?

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  18. How beryllium hydride is different from the hydrides of other members ...

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  19. Which metal is used to remove air from vacuum tube?

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  20. Why alkaline earth metal oxides are quite stable?

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