What is Mg+ ion unstable? from Chemistry The s-Block Elements
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    The s-Block Elements

    Multiple Choice QuestionsShort Answer Type

    41.

    Why calcium chloride and potassium fluoride are added in the electrolysis of fused sodium chloride? 

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    42.

    Why Be forms covalent compounds?

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    43.

    Why does a piece of burning magnesium ribbon continue to burn in sulphur dioxide?

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    44.

    Why do beryllium halides fume in moist air?

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    45.

    Why alkaline earth metals do not occur in free state in nature?

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    46.

    Which element of second group has maximum first ionisation enthalpy?

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    47.

    What is Mg+ ion unstable?

    Mg+ ion unstable because Mg+ ion has still the tendency to lose another electron to form Mg2+ ion which has the stable noble gas configuration of the nearest inert gas (Neon).

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    48.

    What is oxone?

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    49.

    Write the correct sequence of alkaline earth metals in the group. 

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    50.

    Name the raidoactive element of group 2.

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