2.0x10^12 m/s According to the Heisenberg uncertainty principle, De Broglie Wavelength Calculator. The parameter used here is the energy of particles, derived through nuclear reactions or through other means. This was thanks to the development of mathematics, in particular areas such as calculus, classical field theory, and many other areas. According to the Rydberg formula the wavelength associated with the transition from one energy level into another in a Hydrogen atom is given by the following equation: 1=RH(1n211n22) 1 = R H ( 1 n 1 2 1 n 2 2 ) where: RH=1.097107m1 R H = 1.097 10 7 m 1 is a constant known as the Rydberg constant. Calculate the wavelength, in nanometers, of the light emitted by a hydrogen atom when its electron falls from the n = 7 to the n = 4 principal energy level. How much energy is released when an electron falls from n 5 to n 2? Chemistry 105 - Problem Set 09 - Electron Configurations; PS 11 key - Recitation; PS 12 key - Recitation; . There is a benefit of being humans, however we are very good at determining the difference between frequencies of acoustic signals, and this ability, in turn, allowed us to become the top of the food chain.