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How does the metallic character of the e...

How does the metallic character of the elements vary (i) in a group, (ii) in a period of the modern periodic table ?

Text Solution

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(i) From top to bottom in group - metallic character increases.
(ii) From left to right in a period - metallic character decreases.
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What happens to the metallic character of the elements as we move in a period from left to right in the periodic table? Give reason.

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Knowledge Check

  • The longest period in the Modern Periodic Table is the

    A
    Third period
    B
    Fourth period
    C
    Fifth period
    D
    Sixth period

  • The number of groups and periods in the modern periodic table respectively, are

    A
    7 and 9
    B
    18 and 7
    C
    7 and 18
    D
    9 and 7

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    Explore conceptually related problems

    (a) Define the following terms: (i) Valency, (ii) Atomic size. (b) How do the valency and the atomic size of the elements vary while going from left to right along a period in the modern periodic table ?

    Write the number of period the modern periodic table has. How do the valency and metallic character of elements vary on moving from left to right in a period ? How do the valency and atomic size of elements vary down a group ?

    How does metallic character of elements vary on moving from : (i) Left to right in a period ? (ii) From top to bottom in a group ? Give reasons for your answers.

    How many groups and periods are there in the modern periodic table? How do the atomic size and metallic character of elements vary as we move ? (i) down a group and (ii) from left to right in a period.

    i) Who proposed Modern - periodic law? ii) How does the electronic configuration of an atom of an element relate to its position in the modern periodic table? Explain with one example.

    i) Who proposed Modern - periodic law? ii) How does the electronic configuration of an atom of an element relate to its position in the modern periodic table? Explain with one example.

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