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Which alkali metal imparts pale violet c...

Which alkali metal imparts pale violet colour to the flame?

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The correct Answer is:
Potassium
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DINESH PUBLICATION-S-BLOCK ELEMENTS (ALKALI AND ALKALINE EARTH METALS )-Problems For Practice
  1. What is the nature of lithium compounds?

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  2. Which alkali metal imparts pale violet colour to the flame?

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  3. Name the alkali metal carbonate which evolves CO(2) upon heating.

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  4. Why do alkali metals dissolve in liquid ammonia to form blue solution ...

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  5. What happens to the crystals of washing soda when exposed to air ?

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  6. Arrange LiF, NaF, KF, RbF and CsF in order of increasing lattice energ...

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  7. Which alkali metal hydride is used for filling meterological ballons?

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  8. Water glass is:

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  9. (a) Name the most abundant metal in the earth's crust. (b). Name the...

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  10. Which alkali metal chloride is soluble in alcohol?

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  11. In Down's process for the manufacture of sodium , CaCl(2), is added to...

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  12. Among LiF and LiI, which has more covalent character and why ?

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  13. The alkaline earth metals, which do not impart any colour to Bunsen fl...

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  14. Lithium resembles magnesium in some respects though placed in a differ...

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  15. Epson salt's chemical formula is

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  16. Which are more electropositive - alkali metals or alkaline earth metal...

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  17. Which is quick lime ?

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  18. Magnesite is an ore of .

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  19. The correct order of relative basic character of NaOH, Mg(OH)(2) and A...

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  20. Which alkaline earth metal constitute Grignard reagent?

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