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11th Class Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank 11th CBSE Chemistry Classification of Elements and Periodicity in Properties

  • question_answer
    Alkali metals do not form dipositive ions. Why?

    Answer:

                    The general, electronic configuration of the alkali metals is \[n{{s}^{1}}\] (\[n\] is valence shell). By losing the valence electron, they acquire the configuration of the nearest noble gas element and therefore, have no urge or tendency to lose another electron to form dipositive ion.


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