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Among the alkali metals which element h...

Among the alkali metals which element has
(i) highest melting point
(ii) most electropositive character
(iii) lowest size of ion
(iv) strongest reducing character

Text Solution

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(i) Li (ii) Cs (iii) Li (iv) Li
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Knowledge Check

  • Which metal has the highest melting point?

    A
    Pt
    B
    W
    C
    Pd
    D
    Au

  • Which metal has the lowest melting point ?

    A
    Hg
    B
    Sn
    C
    Cs
    D
    Na

  • Which metal has the lowest melting point?

    A
    W
    B
    Cu
    C
    Au
    D
    Ag
    • MODERN PUBLICATION-S-BLOCK ELEMENTS ( ALKALI AND ALKALINE EARTH METALS ) -PRACTICE PROBLEM
    1. Among the alkali metals which element has (i) highest melting point...

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    2. Out of LiOH , NaOH and KOH , which is the strongest base ?

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    3. Complete the following reactions : (i) Mg(NO3)2 overset("Heat")to ...

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    4. Can we store sodium in water or not ?

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    5. Lithium compounds are slightly covalent because of its greater ........

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    6. What compounds are formed when Li, Na and K combine with oxygen ?

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    7. The most abundant alkaline earth metal is .

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    8. Which is the most abundant element among alkali metal ?

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    9. Which among the alkali metals form nitride ?

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    10. Which of the following alkali metals is most electropositive ? Li, ...

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    11. Which member of the alkaline earth metals family has (i)least reac...

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    12. Compare the first and second ionisation enthalpies of sodium and magn...

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    13. Arrange the following in the order of property mentioned : (i) BaCl2...

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    14. Answer the following : (i) What is hydrolith ? (ii) Which element ...

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    15. What is (i) dolomite (ii) milk of lime ?

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    16. Name any two ores of magnesium.

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    17. What is dead burnt plaster ?

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    18. What is the formulae of (i) Plaster of Paris (ii) Gypsum ?

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    19. What is magnesia?

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    20. When air is blown from mouth into a test - tube containing lime water,...

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