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krishantayal

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  1. Asked: June 8, 2021In: Class 10 Science

    Which is not the limitation of Mendeleev’s classification? Mendeleev’s Table

    krishantayal
    Added an answer on June 10, 2021 at 7:28 am

    (b) lists the elements in order of increasing atomic masses.

    (b) lists the elements in order of increasing atomic masses.

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  2. Asked: June 8, 2021In: Class 10 Science

    Which one of the following elements exhibit maximum number of valence electrons ?

    krishantayal
    Added an answer on June 10, 2021 at 7:22 am

    (d) P

    (d) P

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  3. Asked: June 8, 2021In: Class 10 Science

    Three elements B, Si Ge are

    krishantayal
    Added an answer on June 10, 2021 at 7:15 am

    (c) Metalloids

    (c) Metalloids

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  4. Asked: June 8, 2021In: Class 10 Science

    Where would you locate the element with electronic configuration 2, 8 in the Modern Periodic Table ?

    krishantayal
    Added an answer on June 10, 2021 at 7:13 am

    (c) Group 18

    (c) Group 18

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  5. Asked: June 8, 2021In: Class 10 Science

    Which of the following is the outermost shell for elements of period 2 ?

    krishantayal
    Added an answer on June 10, 2021 at 7:09 am

    (b) L shell

    (b) L shell

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