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An X-ray tube with a copper target is fo...

An X-ray tube with a copper target is found to be emiting lines other than those due to copper. The `K_(alpha)` line of coper is known to have a wavelength `1.5405 Å` and the other two `K_(alpha)` lines observed have wavelengths `0.7090 Å and 1.6578 Å` Identify the impurities.

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Explore conceptually related problems

An X-ray tube with a copper target is found to emit lines other than those due to copper.The K_(a) line copper is known to have a wavelength 1.54505 A and other two K _(a) lines observed have wavelengths 0.7092 A and 1.6578 A. Identify the impurities (find the value of Z, atomic number).

An X ray tube with Copper target is found to emit characteristic X rays other than only due to Copper. The ka lie of Copper has a wavelength of 1.5405 Å . The other Ka line observed is having a wavelength of 1.6578 Å . Identify the impurity.

Knowledge Check

  • Which element has a K_(alpha) line of wavlength 1.785Å ?

    A
    Copper
    B
    cobalt
    C
    Sodium
    D
    Aluminium

  • An X-ray tube with Cu target is operated at 25 kV. The glancing angle for a NaCl. Crystal for the Cu k_alpha line is 15.8^@ . Find the wavelength of this line.

    A
    3.06Å
    B
    1.53Å
    C
    0.75 Å
    D
    none of these

  • The K_(alpha) line obtained for molybdenum (Z = 42) is 0.71 Å. Then, the wavelength of the K_(alpha) line of copper (Z = 29) is

    A
    2.14 Å
    B
    1.52 Å
    C
    1.04 Å
    D
    1.71 Å

    • Similar Questions

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    Which element has K_(alpha) x-ray line whose wavelength is 0.180 nm?

    In an X-ray experiment, target is made up of copper (Z=29) having some impurity. The K_(alpha) line of copper have wavelength lambda_(0) . It was observed that another K_(alpha) line due to impurity have wavelength (784)/(625) lambda_(0) . The atomic number of the impurity element is

    Find the wavlength of the K_(alpha) line in copper (Z=29) if the wavelength of the K_(alpha) line in iron (Z=26) is known to be equal to 193 p m .

    The wavelength of K_(alpha) X-ray line for an element is 0.42Å . Find the wavelength of K_(beta) line emitted by the same element.

    X-rays emitted from a copper target and a molybdenum target are found to contains a line of wavelength 22.85nm attributed to the K_(alpha) line of an impurity element. The K_(alpha) lines of a copper (Z=29) and molybdenum (Z=42) have wavelength 15.42nm and 7.12nm respectively. Using Moseley's law, gamma^(1//2)=a(Z-b) . Calculate the atomic number of the impurity element.

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