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Why are elements of group 2 known as alk...

Why are elements of group 2 known as alkaline earth metals ?

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Alkaline earth metals show:-

IN alkaline earth metals ,_____

The elements of group-2 are called alkaline earth metals because

Alkaline earth metals comes under

How many alkaline earth metals are known?

Knowledge Check

  • Alkaline earth metals show:-

    A
    Divalency
    B
    Monovalency
    C
    Variable valency
    D
    Zero valency

  • The elements of group 2 are called alkaline earth metals because

    A
    they are alkaline in nature
    B
    they occur in earth's crust and form alkaline salys
    C
    Their oxides are alkaline and occur in earth's crust
    D
    these are s-block elements

  • The elements of group I are known as alkali metals as

    A
    their oxides are alkaline
    B
    their hydrides are strongly alkaline
    C
    the metals are corroded by alkali
    D
    none of the above
    • PRADEEP-S-BLOCK ELEMENTS (ALKALI AND ALKALINE EARTH METALS) -Additional Questions Short Answer Questions (Group 2 Elements-Alkaline Earth Metals)
    1. Why are elements of group 2 known as alkaline earth metals ?

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    2. Why do alkaline earth metals not occur in the free state ? Name some i...

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    3. Name the alkaline earth metals and give their electronic configuration...

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    4. The second ionization enthalpy of an alkaline earth metal is higher th...

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    5. Alkaline earth metals form ionic salts having bivalent cations . Justi...

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    6. Alkali metals are good reducing agents because

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    7. Alkaline earth metals always form divalent cations even through their ...

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

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    9. In what respects , does BeCl(2) differ from the halides of other group...

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    10. Like lithium in Group 1 , beryllium shows anomalous behaviour in Group...

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    11. What is diagonal relationship ? Discuss the diagonal relationship betw...

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    12. Beryllium exhibits some similarities with aluminium. Point out four su...

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    13. Give three important uses of each of calcium and magnesium .

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    14. Give one method of preparing quick lime . What happens when rain water...

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    15. How is Plaster of Paris prepared ? Describe its chief property due to ...

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    16. List the raw materials required for the manufacture of Portland cement...

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    17. Discuss the biological importance of Ca^(2+) and Mg^(2+) ions .

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