Espectrofotometría UV-Vis: Fundamentos y moléculas activas

00:00 - Intro 01:22 - Properties of light 01:51 - What is wavelength? (λ) 02:13 - What is the frequency of a wave? 03:17 - why are the wavelength and frequency of light important? 03:38 - The relationship between energy and waves 03:54 - what is the electromagnetic spectrum? (types of light) 05:04 - What does light do to molecules? 06:34 - Light and color 07:15 - Why do things have color? - Chromophores 07:42 - Chromophores in organic substances 08:03 - The color in oranges (beta-carotene) 08:47 - The color green in paints (Chromium Oxide) 09:09 - Color absorption - experiment 09:25 - the colors of white light 10:51 - where the color of apples comes from (cyanidin) 12:01 - Absorption spectrum 13:20 - what is the length of maximum absorption 14:28 - Some questions...