Home
Class 11
CHEMISTRY
In photo electric effect, if the energy ...

In photo electric effect, if the energy required to over come the attractive forces on the electron (work function) of Li, Na and Rb are `2.41eV, 2.3eV` and `2.09eV` respectively, the work function of ''K'' could approximately by in eV

Promotional Banner

Similar Questions

Explore conceptually related problems

In photoelectric effect, if the energy required to overcome the attractive forces on the electron (work functions) of Li, Na and Rb are 2.41 eV, 2.30 eV and 2.09 eV respectively, the work function of ‘K’ could approximately be in eV

The work function for AI, K and Pt is 4.28 eV, 2.30 eV and 5.65 eV respectively. Their respective threshold frequencies would be

The work function for Al, K and Pt is 4.28 eV, 2.30 eV and 5.65 eV respectively. Their respective threshold frequencies would be

The work functions of potassium and sodium are 4.5 eV and 2.3 eV respectively. The approximate ratio of their threshold wavelength will be -

The work function for Al, K and is 4.28 eV, 2.30 eV and 5.65 eV respectively. Their respective threshold frequencies would be

Work function of sodium and copper is 2.3 eV and 4.5 eV respectively.Ratio of their threshold wavelength will be…..

Find the threshold wavelengths for photoelectric effect from a copper surface, a sodium surface and a cesium surface. The work functions of these metals are 4.5 eV, 2.3 eV and 1.9 eV respectively.

Find the threshold wavelengths for photoelectric effect from a copper surface, a sodium surface and a cesium surface. The work functions of these metals are 4.5 eV, 2.3 eV and 1.9 eV respectively.

Sodium and copper have work functions of 2.3eV and 4.5 eV respectively, then the ratio of the wavelengths is nearest to