Question

Solution

Correct option is

106 Å

The diameter of nth orbit is proportional to n2 Given     d1 = 1.06 Å.

Therefore, = 106 Å.

SIMILAR QUESTIONS

Q1

Two particles of masses m and 2m have equal kinetic energies. Their de Broglie wavelength are in the ratio of

Q2

The wavelength of de Broglie wave associated with a thermal neutron of mass m at absolute temperature T is given by (here k is the Boltzmann constant)

Q3

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Q4

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Q5

Which energy state of doubly ionized lithium (Li++) has the same energy as that of the ground state of hydrogen? Given Z for lithium = 3.

Q6

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Q7

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Q8

The energy required to excite a hydrogen atom from n = 1 to n = 2 energy state 10.2 eV. What is the wavelength of the radiation emitter by the atom when it goes back to its ground state?

Q9

The ionisation potential of the hydrogen atom is 13.6 eV. Its energy in n = 2 energy state is

Q10

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