JEE Mains 29-July-2022 Shift 1 Solved Paper

Section: Chemistry

Question : 83 of 90

Marks: +1, -0

The minimum uncertainty in the speed of an electron in an one dimensional region of length 2ao (Where ao= Bohr radius 52.9‌pm ) is ________ km‌s−1
(Given : Mass of electron =9.1×10−31‌kg, Planck's constant h=6.63×10−34‌Js )

[29-Jul-2022-Shift-1]

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