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Study of macroscopic and microscopic phenomena in chemical systems in terms of physical laws and concepts [thermodynamics, statistical mechanics, kinetic theory, quantum mechanics...].

0 votes
1 answer
41 views

why objects in nanoscale obtain their distinctive properties? [closed]

I know the properties of matter come from intermolecular or intramolecular forces. and if they change, the properties of matter change , or it could be the matter itself. but what happen when we chan …
M.Sami Shehab's user avatar
1 vote
2 answers
5k views

What is the relationship between wavelength and energy to an electron in an atom orbit?

From this law: $2\pi r=n\lambda$. if the radius of the atomic orbit increases the wavelength of the electron will increase. And if the wavelength increase the energy will decreases due to: $E=hf$. B …
M.Sami Shehab's user avatar