The unit of Rydberg's constant is

Find the value of Rydberg's constant if the energy of electron in second orbit in hydrogen atom is -3.4eV

The value of Rydberg constant is

Unit of Stefan's constant is

The SI unit of Wien's constant in Wien's displacement law is

The SI unit of Stefan's constant is

The S.I. unit of Wien's constant is........ A. cal//m^2 sec B. J//m^2 sec C. m/K D. m//K

Find the energy of the electron in eV in the third Bohr orbit of the hydrogen atom. ( Rydberg's constant R = 1.097 xx10^7 m^-1 Planck's constant (h) = 6.63xx10^-34 J.S , velocity of light in air (c) = 3xx 10^8 m//s)

The unit of universal gas constant is

The S. I units of the constant in Wein's displacement law are

What are the units of rate constant of first order reaction?