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2. structure of atom — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry2. structure of atom1 Mark
MCQ
According to heisenberg uncertainty principle
  • A
    $E = m{c^2}$
  • ✓
    $\Delta x \times \Delta p \ge \frac{h}{{4\pi }}$
  • C
    $\lambda = \frac{h}{p}$
  • D
    $\Delta x \times \Delta p = \frac{h}{{6\pi }}$
✓

Answer

Correct option: B.
$\Delta x \times \Delta p \ge \frac{h}{{4\pi }}$
b
(b) According to uncertainty principle, the product of uncertainties of the position and momentum, is $\Delta x \times \Delta p \ge h/4\pi $.

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