Question

Flame Tests of Metal Cations Experimental Data and Observations Solution LiCi Dominant Flame Color I Red I Congo - Yellow i Vice NaCl KCI uch. Bach Cach Wavelength (mm) 701 597 455 535 609 622 I Green Omne Red - Orange Data Analysis Using the wavelengths recorded above, calculate the corresponding frequencies and photon energies for the emitted radiation observed for each compound tested. Record the results of your calculations in the table below. Solution Wavelength (m) Frequency (s') Photon Energy (J) Lici NaCl KCI CuCl, BaCl2 CaCl2 Show a set of sample calculations for LiCl only below. Clearly show any equations you have used. • Wavelength (in m): • Frequency (ins": Photon Energy (in J): Page 1 of 3

Answer 1

Data analyses 4. 28 109 Photon energy (3) (2.836 x 109 3.33x1095 solution | Wavelength (m) I frequency (51) Lice I 701x109 m Nace 597x10 m 5-025 8104 ku 455 xiom 6.6x16 Cull 535x169m 5.6075 x 104 Ball 60axiom 14.926x10 4.37x1097 | 3.92 x 109 cally 3.264 x 1095 3.2x1019 J 622x100m 14.82x104

Sample cal culation for dill wavelength (nm) = 701 nm = 7018 109m (im=108nm). 'frequency = c = 3 x 108 is = 4.28% 10% 5' = - FoixIoana .. Fenergy = how = 6.626 x 105 x 4:28x10 st = 2.836 X109 J