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AP EAMCET201725 Apr 2017Evening ShiftChemistryStructure of AtomActual

If the de Broglie wavelength of electron is 728.14 ~nm , its kinetic energy in J is: (mass of electron =9.1 10⁻³¹ ~kg ; h =6.626 10⁻³⁴ ~J ~s )

Options

  1. A4.55 10⁻²⁵
  2. B9.1 10⁻²⁵
  3. C4.55 10⁻²³
  4. D9.1 10⁻²³

Correct answer

A. 4.55 10⁻²⁵

Step-by-step solution

No solution. Refer to answer key.

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