"It is impossible to determine simultaneously the exact position and exact momentum of an electron." This statement is called:
- APauli's exclusion principle
- BHund's rule
- CAufbau rule
- DHeisenberg uncertainty principle
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The uncertainty principle gave the concept of:
Easy
View SolutionHeisenberg's uncertainty principle is not valid for:
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View Solution"The position and velocity of a small particle like an electron cannot be simultaneously determined." This statement is:
Easy
View SolutionIf the position of the electron was measured with an accuracy of $\pm 0.002 \ nm$,the uncertainty in the momentum of it would be (in $kg \ ms^{-1}$) $(h=6.626 \times 10^{-34} \ J \ s)$.
$A$ microscope using suitable photons is employed to locate an electron in an atom within a distance of $0.1 \, \mathring{A}$. What is the uncertainty involved in the measurement of its velocity?
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