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Explain the following (a) Valency...

Explain the following
(a) Valency

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Valency: Atoms of the elements have power to combine with atoms of other elements. This is known as valency.
Ex:1) Valency of carbon is 4 2) Valency of oxygen is 2 3) Valency of hydrogen is 1.
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Knowledge Check

  • To get n-type doped semiconductor, impurity to be added to silicon should have the follow­ing number of valence electrons :

    A
    2
    B
    5
    C
    3
    D
    1

  • In which of the following bond ange can not be explained by Valence Bond Theory ?

    A
    `H_(2)O`
    B
    `H_(2)Po`
    C
    `H_(2)S`
    D
    `H_(2) Te`

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