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When the alkaline earth metals such as C...

When the alkaline earth metals such as `Ca,Sr,Ba` are dissolved in liquid ammonia, deep blue coloured solution is obtained. What are the important properties of this solution?

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Deep blue coloured solution of alkaline earth metals in liquid ammonia is due to presence of ammoniated electrons. This solution shows the folowing properties:
a. Conducts electricity
b. Paramagnetic
c. Reducing in nature
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CENGAGE CHEMISTRY-APPENDIX - INORGANIC VOLUME 1-Exercise Short
  1. Why solubility of sulphates decreases from BeSO(4) to BaSO(4)?

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

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

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

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

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

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

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

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

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

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  11. What kind of metals can form superoxides?

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

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

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

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  15. Name an element which is invariably bivalent and whose oxide is solubl...

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  16. Mention the main constituents of Portland cement. What is the role of ...

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  17. Arrange the following in order of the increasing covalent character: ...

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  18. Which alkali metal and alkaline earth metal are radioactive? Give thei...

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  19. Which alkali metal forms covalent compound?

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  20. Give one important ore of each of sodium and megnesium.

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