An electron is localised within a region of width inside an atom

CHEMISTRY · Single correct · CBSE · Chemistry · Structure of Atom · Structure of Atom

Problem

An electron is localised within a region of width

1.0\,\text{Å}

inside an atom. Find the minimum possible uncertainty in its linear momentum

\Delta p

. (a)

2.6\times10^{-25}\,\text{kg m s}^{-1}

(b)

5.3\times10^{-25}\,\text{kg m s}^{-1}

(c)

1.1\times10^{-24}\,\text{kg m s}^{-1}

(d)

3.3\times10^{-24}\,\text{kg m s}^{-1}