Minimum de-Broglie wavelength is associated with

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MCQ

A
Electron
B
Proton
C
$C{O_2}$ molecule
✓
$S{O_2}$ molecule

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Answer

Correct option: D.

$S{O_2}$ molecule

d
(d) $\lambda = \frac{h}{{mv}}.$ For same velocity $\lambda \propto \frac{1}{m}$.

$S{O_2}$ molecule has least wavelength because their molecular mass is high.

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