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the velocity of electron in ground state of hydrogen atom is 2.2 *10 6 m/s.the de-broglie wave length of this electron would be

the velocity of electron in ground state of hydrogen atom is 2.2*106m/s.the de-broglie wave length of this electron would be

Grade:8

1 Answers

Arun
25758 Points
4 years ago

According to de Broglie’s equation,

λ = h/mv

Where,

λ = wavelength associated with the electron

h = Planck’s constant

m = mass of electron

v = velocity of electron

Substituting the values in the expression of λ:

λ = 6.626x10-34 / (9.11x10-31)(2.2x106)

=3.32x10-10

= 332 pm

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