The uncertainty in position of an electron is equal to its de-broglie wavelength. The minimum percentage error in its measurement of velocity under this circumtance will be approximately:-

Question

TestHub · Accepted Answer

Δ x ⋅ Δ p = 4 π h ​ ( Δ x = p h ​ ) p h ​ Δ p = 4 π h ​ ​ ⇒ p Δ p ​ = 4 π 1 ​ ​ ​ ​ ⇒ M ⋅ V M ⋅ Δ V ​ = 4 π 1 ​ V Δ V ​ = 8%

Chemistry - Atomic Structure Question with Solution | TestHub

Options:

Doubts & Discussion