30 нояб. 2015 г. · Materials absorb and emit light because of electron energy levels. Normally, when light hits an atom, it causes an electron to jump up to a ... Why, on a molecular lever, are metals shiny while nonmetals ... ELI5: Why is gold shiny-yellow but most of the other metals ... On an atomic level, what causes things to be shiny, dull, or ... Другие результаты с сайта www.reddit.com |
2 мая 2015 г. · Metals are lustrous because of the free electrons they have. The free electrons can move freely in the metal causing any light incident on them ... How does buffing metal make it shiny and reflective? What is the reason why some metals are shiny and ... Why are metals shiny in terms of the way they bond? Другие результаты с сайта www.quora.com |
12 июл. 2009 г. · The metal is shiny because of the free electrons on its surface. The ability to make metal surfaces as very smooth surfaces also adds to the shinyness of the ... |
11 нояб. 2017 г. · Their shininess is basically a built-in property, and there's a good reason why: It's a quirk of the weird way their electrons behave. In a ... |
2 апр. 2022 г. · To explain why metals (and graphite) are shiny, we invoke a combination of reflection, refraction, and the energy levels of MOs. |
Metals appear shiny because they contain vacant electrons. When these loose electrons come in contact with the light energy, they start vibrating and moving ... |
As free electrons vibrate in metals, they re-emit light rather than storing the energy as internal energy. As a result of this, Metals are shiny in appearance. |
Metals are shiny because they have a lot of free (i.e. delocalized) electrons that form a cloud of highly mobile negatively charged electrons on and beneath ... |
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