The `K_(alpha)` X-ray emission line of lungsten accurs at `lambda = 0.021 nm`. What is the energy difference between `K`and `L` levels in the atom?

The K_(alpha) X -ray emission line of tungsten occurs at lambda = 0.021 nm . The energy difference between K and L levels in this atom is about

The K_(alpha) X -ray emission line of tungsten occurs at lambda = 0.021 nm . The energy difference between K and L levels in this aotm is about : 0.51 MeV

The K_(infty) X-ray emission line of tungsten occurs at lambda = 0.021 nm.The energy difference between K and L levels in this atom is about

The wavelength of the K_(alpha) line from iron is 193 pm. What is the energy difference between the two states of the iron atom that give rise to this transition?

The wavelength of the K_(alpha) line for an element of atomic number 57 is lambda . What is the wavelength of the K_(alpha) line for the element of atomic number29 ?

The wavelength of the K_(alpha) line for an element of atomic number 57 is lambda . What is the wavelength of the K_(alpha) line for the element of atomic number29 ?

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

When an electron in an excieted 'Mo'atom falls from 'L' to 'K' shell , an X-ray is emitted.... These X-rays are diffracted at one angle of 7.75^(@) by planes with a separation of 2.64A^(@) . What is the difference its energy between K-shell and L-shell in 'Mo' assuming a first order diffraction.

If lambda_(Cu) is the wavelength of K_(alpha) X-ray line of copper (atomic number 29 ) and lambda_(Mo) is the wavelength of the K_(alpha) X-ray line of molybdenum (atomic number 42 ),then the ratio lambda_(Cu)//lambda_(Mo) is close to