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Atomicity of phosphorus is...

Atomicity of phosphorus is

A

one

B

two

C

three

D

four

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • The atomicity of yello phosphorus is

    A
    4
    B
    3
    C
    5
    D
    8

  • Atomicity of white phosphorus is

    A
    4
    B
    3
    C
    2
    D
    8

  • A compound contains 10^(-2)% of phosphorus. If atomic mass of phosphorus is 31 , the molar mass of the compound having one phosphorus atom per molecule is:

    A
    `31`
    B
    `31 xx 10^(2)`
    C
    `31 xx 10^(4)`
    D
    `31 xx 10^(3)`

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    " The number of unpaired valence electrons in an atom of phosphorus is "

    A sample of potato starch was ground in a ball mill to give a starchlike molecule of lower molecular weight. The product analysed 0086% phosphorus. If each molecule is assumed to contain one atom of phosphorus, what is the molecular weight of the material?

    If ""^12C is used as standard , the relative mass of an atom of sodium is 23 and the relative mass of an atom of phosphorus is 31 . Find the relative masses of a samples of sodium and phosphorus with respect to each other when each contains 3.0 xx 10^(25) atoms .

    Assertion (A): Atoms forming an ionic bond are said to have a give-and-take relation. Reason (R) : The number of shells present in the atom of phosphorus is three.

    Assertion . The bond anlge of PBr_(3) is greater than that of PH_(3) but bond angle of NBr_(3) is less than that of NH_(3) . Reason .Electronegativity of phosphorus atom is less than that of nitrogen .

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