Question

What type of electron transition would create an absorption band at the longest wavelength in the UV-vis spectrum of formaldehyde? Н H a .-- b.n- OCT- odon

Answer 1

a 113 n 2 longest ware length force n7110 (14) Cheglest) Energy d I So onsuera Energy onders 6 n-a? E jouer! ware, etength orbrital 15 Lumo 7 louepd evoccudzied moleculen 247 called HOMO 7 Highest occaf red molecular Orhrtal 72 TL Ansuerra. 2 16 we have shefcheng vebreational free ency reduced freau Order leniny uz us and Jan mags K= forece constant Stretching free v= vibrational frequency sp?c-H 7 SP² -H > SP C-H Agach for Iso tupeg or hydrogen (4 and 2) 7 CH (stretching fre frequency af (C) Hzc - Chyno Energy d f wale length C-D dere So onsuere 17 more energy, rep ware length So amo omory all available options 309 nm of lowest ware length to arguere eg (a) 309 m CS Scanned with CamScanner