Discovery of the nucleus of an atom was due to the experiment carried by:

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Chandan Asked Aug 2, 2023

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Magnetic moment due to the motion of the electron in $n$th energy state of hydrogen atom is directly proportional to:

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How many revolutions does an electron in n=2 state of a hydrogen atom make before dropping to the ground state?

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Calculate the energy, wavelength and frequency of photon of light that will excite an electron in a hydrogen atom from first energy level to fourth energy level.

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ALOK_RAJ Asked May 7, 2022

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Calculate the wavelength in angstrom of the photon that is emitted within an electron in the Bohr orbit, n = 2 returns to the orbit, n = 1 in the hydrogen atom.

ALOK_RAJ Asked May 7, 2022

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Chandan Asked Sep 12, 2023

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Suppose an electron in a hydrogen atom in the ground state absorbs 1.75 times as much energy as the minimum required for it to escape from the atom.

Chandan Asked Sep 12, 2023

by Chandan

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In a hydrogen atom, the electron is in the nth excited state. It comes down to first excited state by emitting the different wavelengths.

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by Chandan

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The energy of an electron in the first Bohr orbit of H atom is -13.6 eV.

Chandan Asked Aug 6, 2023

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An electron in a hydrogen atom first jumps from second excited state to first excited state and then from excited state to ground state.

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Chandan Asked Sep 15, 2023

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The energy of electron in hydrogen atom is given by $E_{n}=-21 \cdot 7 \times 10^{-12}$ erg per atom/n n^{2}.

Chandan Asked Sep 15, 2023

by Chandan

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Aayush Asked Feb 2

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According to Bohr's theory of hydrogen atom., the product of the binding energy of the electron in the nth orbit and its radius in the nth orbit.

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by Aayush

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Chandan Asked Sep 7, 2023

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A doubly ionized lithium ion is hydrogen atom-like. Find wavelength of the radiation required to excite the electron in Li2+ from first orbit to third orbit.

Chandan Asked Sep 7, 2023

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ANAND_YADAV Asked Aug 8, 2023

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Calculate the frequency of the spectral line emitted, when the electron in n=3 in hydrogen atom deexcites to the ground state.

ANAND_YADAV Asked Aug 8, 2023

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Electromagnetic radiation of wavelength 242 nm is just sufficient to ionize sodium atom.

ANAND_YADAV Asked Aug 8, 2023

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Which electronic level would allow the hydrogen atom to absorb a photon, but not to emit a photon?

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Which of the following electron transitions in a hydrogen atom will require the largest amount of energy?

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The number of unpaired electrons in the ground state of carbon atom is :

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Assume that the potential energy of a hydrogen atom in the ground state is zero.

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The ground state and first excited state energies of hydrogen atom are $-13 \cdot 6 eV$ and $-3.4 eV$ respectively.

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Calculate the three lowest energy levels of the hydrogen atom.

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The ionization energy of a hydrogen-like Bohr atom in the ground state is 4 rydberg.

Chandan Asked Aug 8, 2023

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106 views

Calculate the velocity of the electron in the first Bohr orbit in a hydrogen atom.

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by ANAND_YADAV

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ALOK_RAJ Asked Aug 3, 2023

149 views

The wavelengths and frequency of radiation of photons in transitions 1, 2 and 3 for hydrogen like atom are $\lambda_{1}, \lambda_{2}, \lambda_{3}$ and $v_{1}, v_{2}, v_{3}$ respectively.

ALOK_RAJ Asked Aug 3, 2023

by ALOK_RAJ

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Chandan Asked Sep 22, 2023

95 views

An electron in a hydrogen atom makes a transition from n1 to n2 where n1 and n2 are principal quantum numbers of the two states.

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Show that de Broglie relationship applied to an electron moving in a circular orbit leads to Bohr's postulate of quantization of angular momentum.

Chandan Asked Aug 22, 2023

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What wavelength must electromagnetic radiation have if a photon in the beam is to have the same momentum as an electron moving at a speed

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An electron beam can undergo diffraction by crystals.

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A hydrogen-like atom (Z) is in a higher excited state of quantum number n.

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Calculate the first-three Bohr radii for hydrogen atom.

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An electron is travelling at a speed of $1 \cdot 00 \times 10^{8} cms ^{-1}$. The uncertainty in the position of electron is $1.0 \times 10^{-11} cm$.

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The orbital angular momentum of an electron in 2s orbital is

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Iodine molecule dissociates into atoms after absorbing light of 4500 Å. If one quantum of radiation is absorbed by each molecule, calculate the kinetic energy of iodine atoms.

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Which of the electronic configurations given below would you expect to have the lowest ionization energy?

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Discovery of the nucleus of an atom was due to the experiment carried by:

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