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Sodium is perpared by the eletrclysis o...

Sodium is perpared by the eletrclysis of molten NaCl but not by the electrolysis of its aqueous solution.

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DINESH PUBLICATION-S-BLOCK ELEMENTS (ALKALI AND ALKALINE EARTH METALS )-SAQ
  1. Alkali metal ions are colourless as well as diamagnetic. Explain

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  2. Sodium metal can be used to dry diethyl ether and not ethyl alcohol. W...

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  3. Sodium is perpared by the eletrclysis of molten NaCl but not by the...

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  4. Give two important uses of washing soda and baking soda.

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  5. Assign reasons for the following (i) alkali metals impart characteri...

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  6. Explain the trends in the solubility of carbonates , sulphates and hyd...

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  7. Delta iH(1) value of Mg more than that of Na while its Delta iH(2) v...

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  8. Discuss the structure of beryllium chloride in different states.

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  9. What is diagonal relationship? Why does Li resemble with Mg?

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  10. How will you prepare anhydrous magnesium chloride from sea water ?

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  11. How is gypsum converted into plaster of paris ? Why is plaster of pa...

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  12. Describe with the help of chemical equations what happens when : (i)...

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  13. write the important uses of Gypsum and plaster of paris.

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  14. Beryllium and magnesium do not give colour to flame whereas other alka...

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  15. state any one reason for alkaline earth metals ions in general to have...

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  16. What is the structure of BeCI(2) molecule in gaseous and solid state?

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  17. What is the difference between quick lime, slaked lime, milk of lime a...

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  18. What is diagonal relationship? Why does Li resemble with Mg?

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  19. Beryllium differs from rest of the memebers of group-2 in many charact...

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  20. Describe the importance of the following: (a) limestone, (b) cement an...

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