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NEET2009ChemistryStructure of AtomActual

What is the wavelength (in m ) of a particle of mass 6.62 10⁻²⁹ ~g moving with a velocity of 10^3 ~ms ⁻¹ ?

Options

  1. A6.62 10⁻⁴
  2. B6.62 10⁻³
  3. C10⁻⁵
  4. D10^5

Correct answer

C. 10⁻⁵

Step-by-step solution

According to de-Broglie equation aligned & = h m v & = 6.62 10⁻³⁴ 6.62 10⁻²⁹ 10⁻³ 10^3 & =10⁻⁵ ~m aligned

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