AIIMS Last 24 Years Solved 1996 – 2019 Physics and Chemistry Video Solutions
Sahay Sir > Question Answers > AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions
Atomic masses of He and Ne are 4 and 20 amu respectively. The value of the de Broglie wavelength of He gas −73 degree C is “M” times that of the de Broglie wavelength of Ne at 727 degree C. What is the value of M?
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Nov
Atomic masses of He and Ne are 4 and 20 amu respectively. The value of the de Broglie wavelength of He gas −73 degree C is “M” times that of the de Broglie wavelength of Ne at 727 degree C. What is the value of M? ASSERTION All photons possess the same amount of energy. [...]
In an atom, the total number of electrons having quantum numbers n = 4,∣ ml ∣ = 1 and ms = −1/2 are:
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Nov
In an atom, the total number of electrons having quantum numbers n = 4,∣ ml ∣ = 1 and ms = −1/2 are: ∣ ml ∣ = 1 and ms = −1/2 are: In an atom the total number of electrons having quantum numbers n = 4 November 16, 2020 Category: AIIMS Last 24 Years [...]
Not considering the electronic spin, the degeneracy of the second excited state (n=3) of H-atom is 9, while the degeneracy of the second excited state of H^− is
16
Nov
Not considering the electronic spin, the degeneracy of the second excited state (n=3) of H-atom is 9, while the degeneracy of the second excited state of H^− is Not considering the electronic spin the degeneracy of the second excited state (n=3) of H-atom is 9 while the degeneracy of the second excited state of H^− [...]
P is the probability of finding the 1s electron of hydrogen atom in a spherical shell of infinitesimal thickness, dr, at a distance r from the nucleus. The volume of this shell is 4 πr^2 dr. The qualitative sketch of the dependence of P on r is
16
Nov
P is the probability of finding the 1s electron of hydrogen atom in a spherical shell of infinitesimal thickness, dr, at a distance r from the nucleus. The volume of this shell is 4 πr^2 dr. The qualitative sketch of the dependence of P on r is at a distance r from the nucleus. The [...]
ASSERTION All photons possess the same amount of energy. REASON Energy of photon do not depend upon wavelength of light used.
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Nov
ASSERTION All photons possess the same amount of energy. REASON Energy of photon do not depend upon wavelength of light used. ASSERTION All photons possess the same amount of energy. REASON Energy of photon do not depend upon wavelength of light used. November 16, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics [...]
Assertion : A beam of electrons deflect more than a beam of α-particles in an electric field. Reason : Electrons possess negative charge while α particles possess positive charge.
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Nov
Assertion : A beam of electrons deflect more than a beam of α-particles in an electric field. Reason : Electrons possess negative charge while α particles possess positive charge. Assertion : A beam of electrons deflect more than a beam of α-particles in an electric field. Reason : Electrons possess negative charge while α particles [...]
Assertion : A spectral line will be observed for a 2px −2pY transition. Reason : The energy is released in the form of wave of light when electron drops from 2px to 2py orbital.
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Nov
Assertion : A spectral line will be observed for a 2px −2pY transition. Reason : The energy is released in the form of wave of light when electron drops from 2px to 2py orbital. Assertion : A spectral line will be observed for a 2px −2pY transition. Reason : The energy is released in the [...]
Assertion (A):In Lyman series of H-spectra, the maximum wavelength of lines is 121.56 nm. Reason (R): Wavelength is maximum if there is transition from the very next level.
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Nov
Assertion (A):In Lyman series of H-spectra, the maximum wavelength of lines is 121.56 nm. Reason (R): Wavelength is maximum if there is transition from the very next level. Assertion (A):In Lyman series of H-spectra the maximum wavelength of lines is 121.56 nm. Reason (R): Wavelength is maximum if there is transition from the very next [...]
Assertion (A) : Each electron in an atom has two spin quantum number. Reason (R ) : Spin quantum numbers are obtained by solving schrodinger wave equation.
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Nov
Assertion (A) : Each electron in an atom has two spin quantum number. Reason (R ) : Spin quantum numbers are obtained by solving schrodinger wave equation. Assertion (A) : Each electron in an atom has two spin quantum number. Reason (R ) : Spin quantum numbers are obtained by solving schrodinger wave equation. November [...]
Assertion : The energy of an electron is largely determined by its principal quantum number. Reason : The principal quantum number n is a measure of the most probable distance of finding the electron around the nucleus.
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Nov
Assertion : The energy of an electron is largely determined by its principal quantum number. Reason : The principal quantum number n is a measure of the most probable distance of finding the electron around the nucleus. The de-Broglie wavelength of an electron in the ground state of the hydrogen atom is : November 16, [...]