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Ionisation potential of hydrogen atom is...

Ionisation potential of hydrogen atom is 13.6 eV. Hydrogen atom is ground state is excited by monochromatic light of energy 12.1 eV. The spectral lines emitted by hydrogen according to bohr's theory will be-

A

one

B

two

C

three

D

four

Text Solution

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The correct Answer is:
C
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Hydrogen atom in ground state is excited by a monochromatic radiation of lambda=975"Å" . Number of spectral lines in the resulting spectrum emitted will be

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A hydrogen atom in the ground state is excited by monochromatic radiation of wavelength lambda overset@ . The resulting spectrum consists of maximum 15 different lines. What is the wavelength lamda ?

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Knowledge Check

  • Hydrogen atom in ground state is excited by a monochromatic radiation of lambda=975"Å" . Number of spectral lines in the resulting spectrum emitted will be

    A
    3
    B
    2
    C
    6
    D
    10

  • Statement I: Ionisation potential of hydrogen atom is 13.6 eV. Statement II: Ground state energy of hydrogen atom is 13.6 eV.

    A
    Direction: These question have statement I and statement II. Of the four choices given below , choose the one that best describes the two statements.
    A : Statement I is true , statement II is true, statement II is a correct explanation for statement I.
    B: Statement I is true , statement II is true, statement II is not a correct explanation for statement I.
    C: Statment I is true, statement II is false.
    D: Statement I is false, statement II is true.
    B
    Direction: These question have statement I and statement II. Of the four choices given below , choose the one that best describes the two statements.
    A : Statement I is true , statement II is true, statement II is a correct explanation for statement I.
    B: Statement I is true , statement II is true, statement II is not a correct explanation for statement I.
    C: Statment I is true, statement II is false.
    D: Statement I is false, statement II is true.
    C
    Direction: These question have statement I and statement II. Of the four choices given below , choose the one that best describes the two statements.
    A : Statement I is true , statement II is true, statement II is a correct explanation for statement I.
    B: Statement I is true , statement II is true, statement II is not a correct explanation for statement I.
    C: Statment I is true, statement II is false.
    D: Statement I is false, statement II is true.
    D
    Direction: These question have statement I and statement II. Of the four choices given below , choose the one that best describes the two statements.
    A : Statement I is true , statement II is true, statement II is a correct explanation for statement I.
    B: Statement I is true , statement II is true, statement II is not a correct explanation for statement I.
    C: Statment I is true, statement II is false.
    D: Statement I is false, statement II is true.

  • A hydrogen atom in the ground state is excited by monochromatic radiation of wavelength lambda overset@ . The resulting spectrum consists of maximum 15 different lines. What is the wavelength lamda ?

    A
    `937.3Aoverset@`
    B
    `1025oversetA^@`
    C
    `1236Aoverset@`
    D
    none of these
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