Question

( e=frac{40}{1} )

# 16 Based on the equation: AE = 2.0 x 10-18 of Li2+ 144] the wavelength of the light that must be absorbed to excite hydrogen electron from level n = 1 to level n = 2 will be : (h = 6.625 x 10-34 Js, C = 3 x 108 ms-') (JEE(Main) 2014 Online (09-04-14), 4/120] (1) 1.325 x 10-7m (2) 1.325 x 10-10 m (3) 2.650 x 10-7m (4) 5.300 x 10-10 m

Solution