1.

Why $$\\Psi$$ has no significance but $$\\Psi^2$$ has ?

Answer»
−b±b2−4ac2a

−b±b2−4ac−−−−−−−√2a−b±b2−4ac2a
The wave function (psi)for a moving object is not a observable quantity but psi square has a physical significance which tells about the area in which the probability of getting electrons is 90 percent


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