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Two elements X and Y are …

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Two elements X and Y are there. The element X has electronic configuration 28I. The element Y has electronic configuration 2,8.7. These two elements combine to form a chemical compound. Identify element X and Y. Draw their atomic structures. Name the compound form in this cuample. Also calculate its molecular mars Write the valencies of these elements.

    • Posted by Rutva Barai 4 years, 11 months ago

    CBSE > Class 09 > Science
    • 1 answers

    Mona Singh 4 years, 11 months ago

    X=sodium and y=cloride Na=1 and cl=-1 the compound form is nacl. Two el in k shell anso on.

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