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Why does ψ^2 ( square of orbital wave function ψ) give the probability of an electron in a given region? [duplicate]
Today I was introduced to the Orbital Wave Function for electrons.
$\Psi$ is a mathematical function for coordinate of electrons and has no physical meaning.
But $\Psi^2$ gives probability of an ...
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Electron pairing in atoms
A question asks:
This question refers to isolated gaseous atoms. In which atom are all electrons paired? Ba, Br, S or Si?
I thought it was Ba as its electron configuration is [Xe] 6s2.
However, ...
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