why are metals shiny - Axtarish в Google
The electrostatic forces of attraction between metal ions and the mobile electrons is called metallic bond. When light falls on the crystal, electrons get excited. Emission of radiation or light energy by excited electrons makes a metal shiny in appearance.
Продолжительность: 2:41
Опубликовано: 11 нояб. 2017 г.
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 ...
Metals appear shiny because they contain vacant electrons. When these loose electrons come in contact with the light energy, they start vibrating and moving ...
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.
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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