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Question

The uncertainty in the position of an electron is zero, the uncertainty in its momentum be


A

Zero

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B

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C

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D

Infinity

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Solution

The correct option is D

Infinity


Do you remember Heisenberg Uncertainty Principle.

According to that

Δp × Δx h4π

Now, as Δx = 0

For an electron Δp × Δn h4π

Therefore, Δp should be indeterminate (infinite).


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