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For the n = 2 energy level , how many orbitals of all kinds are possible (a) 2 (b) 3 (c) 4 (d) 5
29
Nov
For the n = 2 energy level , how many orbitals of all kinds are possible (a) 2 (b) 3 (c) 4 (d) 5 For the n = 2 energy level how many orbitals of all kinds are possible (a) 2 (b) 3 (c) 4 (d) 5 November 29, 2020 Category: Uncategorised (JEE Advanced Physics [...]
Ultraviolet beam of wavelength 280 nm is incident on lithium surface of work function 2.5 eV. The maximum velocity of electron emitted from metal surface is
29
Nov
Ultraviolet beam of wavelength 280 nm is incident on lithium surface of work function 2.5 eV. The maximum velocity of electron emitted from metal surface is Ultraviolet beam of wavelength 280 nm is incident on lithium surface of work function 2.5 eV. The maximum velocity of electron emitted from metal surface is November 29, 2020 [...]
According to Aufbau’s principle , which of the three 4d, 5p and 5s will be filled with electrons first
29
Nov
According to Aufbau’s principle , which of the three 4d, 5p and 5s will be filled with electrons first 5p and 5s will be filled with electrons first According to Aufbau's principle which of the three 4d November 29, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
If E1,E2, and E3 respective the kinetic energies of an electron and an alpha particle and a proton each having same de-Broglie wavelength then
29
Nov
If E1,E2, and E3 respective the kinetic energies of an electron and an alpha particle and a proton each having same de-Broglie wavelength then and E3 respective the kinetic energies of an electron and an alpha particle and a proton each having same de-Broglie wavelength then E2 If E1 November 29, 2020 Category: Chapter 11 [...]
For light beam of wavelength 632.8 nm. What is the momentum of each photon in the beam ?
29
Nov
For light beam of wavelength 632.8 nm. What is the momentum of each photon in the beam ? For light beam of wavelength 632.8 nm. What is the momentum of each photon in the beam ? November 29, 2020 Category: Chapter 11 - Dual Nature of Radiation and Matter , MTG NEET Physics , Part [...]
The de Broglie wavelength of an electron with kinetic energy 120 eV is (Given h=6.63×10^−34 Js, me = 9×11^−31 kg,1e=1.6×10^−19 C):
29
Nov
The de Broglie wavelength of an electron with kinetic energy 120 eV is (Given h=6.63×10^−34 Js, me = 9×11^−31 kg,1e=1.6×10^−19 C): 1e=1.6×10^−19 C): me = 9×11^−31 kg The de Broglie wavelength of an electron with kinetic energy 120 eV is (Given h=6.63×10^−34 Js November 29, 2020 Category: Chapter 11 - Dual Nature of Radiation and [...]
The de-Broglie wavelength and kinetic energy of a particle is 2000Å and 1eV respectively. If its kinetic energy becomes 1MeV, then its de Broglie wavelength becomes
29
Nov
The de-Broglie wavelength and kinetic energy of a particle is 2000Å and 1eV respectively. If its kinetic energy becomes 1MeV, then its de Broglie wavelength becomes The de-Broglie wavelength and kinetic energy of a particle is 2000Å and 1eV respectively. If its kinetic energy becomes 1MeV then its de Broglie wavelength becomes November 29, 2020 [...]
Which of the following sets of quantum numbers is restricted (a) n = 3 , l = 1 , m = +2 (b) n = 3 , l = 2 , m = +1 (d) n = 3 , l = 1 , m = -1
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Nov
Which of the following sets of quantum numbers is restricted (a) n = 3 , l = 1 , m = +2 (b) n = 3 , l = 2 , m = +1 (d) n = 3 , l = 1 , m = -1 l = 1 l = 2 m = +1 [...]
The four quantum numbers of the outermost orbital of K (atomic no. = 19 ) are
29
Nov
The four quantum numbers of the outermost orbital of K (atomic no. = 19 ) are The four quantum numbers of the outermost orbital of K (atomic no. = 19 ) are November 29, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The valency of the element having atomic number 9 is (a) 1 (b) 2 (c) 3 (d) 4
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Nov
The valency of the element having atomic number 9 is (a) 1 (b) 2 (c) 3 (d) 4 The valency of the element having atomic number 9 is (a) 1 (b) 2 (c) 3 (d) 4 November 29, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,