The energy required to remove an electron from metal X is E = `3.31 xx 10^(-20)J`. Calculate the maximum wavelength of light that can be photoeject an electron from metal X :

Calculate the energy required to remove an electron from He_(e)^(+) ion.

The work function of a metal is 3.3 xx 10^-19 J . The maximum wavelength of the photons required to eject electron from the metal is :

The energy required to remove and electron from the surface of sodium metal is 2. 3 eV . What is the longest wavelength of radiation with which it can shown photoelectric effect ?

The electron in hydrogen atom is given by E_n = (-2.18 xx 10^-18)//n^2 J . Calculate the energy required to remove an electron completely from the n = 2 orbit. What is the longest wavelength of light in cm that can be used to cause this transition?

The work function of a metal is 3.3 xx10^(-19)J . The maximum wavelength of th e photons required to eject photoelectrons from the metal is (Take h=6.6xx10^(-34)Js )

The electron energy is hydrogen atom is given by E"(n)=(-2.18xx10^(-18)) J . Calculate the energy required to remove an electron completely from the n=2 orbit. What is the longest wavelength of light in cm that can be used to cause this transition?

The electron energy in hydrogen atom is given by E_(n)=(-2.18xx10^(-8))//n^(2)J . Calculate the energy required to remove an electron completely from the n=2 orbit. What is the longest wavelength of light in cm that can be used to cause this transition?

The mass of an electron is 9.1 xx 10^(-31)J , if its K.E. is 3.0 xx 10^(-25)J . Calculate its wavelength.

The electron energy in hydrogen atom is given by E_(n) = (-2,18 xx 10^(18)) //m^(2) n^(2)J Calculate the energy required to remove an electron completely from the n=2 orbit .What is the longest wavelength of ligth in cm that can be used to cause this transitiion ?