Chemistry
The kinetic energy of an electron in the second Bohr’s orbit of a hydrogen atom is: [a0 is Bohr’s radius]
09
Nov
The kinetic energy of an electron in the second Bohr’s orbit of a hydrogen atom is: [a0 is Bohr’s radius] The kinetic energy of an electron in the second Bohr's orbit of a hydrogen atom is: [a0 is Bohr's radius] November 9, 2020 Category: Chapter 2 - Atomic Structure , Chemistry , JEE Adv and [...]
Energy of an electron is given by E = −2.178 × 10^18 J( n^2 /Z^2 ). Wavelength of light required to excite an electron in an hydrogen atom from level n=1 to n=2 will be: (h = 6.62 × 10^−34 Js and c = 3.0 × 10^8 ms^−1 )
09
Nov
Energy of an electron is given by E = −2.178 × 10^18 J( n^2 /Z^2 ). Wavelength of light required to excite an electron in an hydrogen atom from level n=1 to n=2 will be: (h = 6.62 × 10^−34 Js and c = 3.0 × 10^8 ms^−1 ) Among the following the energy of [...]
The correct set of four quantum numbers for the valence electrons of rubidium atom (Z=37) is:
09
Nov
The correct set of four quantum numbers for the valence electrons of rubidium atom (Z=37) is: The correct set of four quantum numbers for the valence electrons of rubidium atom (Z=37) is: November 9, 2020 Category: Chapter 2 - Atomic Structure , Chemistry , JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 [...]
Which of the following is the energy of a possible excited state of hydrogen?
09
Nov
Which of the following is the energy of a possible excited state of hydrogen? Which of the following is the energy of a possible excited state of hydrogen? November 9, 2020 Category: Chapter 2 - Atomic Structure , Chemistry , JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 - 2019 ,
The radius of the second Bohr orbit for hydrogen atom is: [Given: Planck’s constant. h=6.6262×10^−34 Js; mass of electron = 9.1091×10^−31kg; charge of electron, e=1.60210×10^−19 C; permittivity of vacuum, (ε 0) = 8.854185×10^−12 kg^−1m^−3 A^2 ]
09
Nov
The radius of the second Bohr orbit for hydrogen atom is: [Given: Planck’s constant. h=6.6262×10^−34 Js; mass of electron = 9.1091×10^−31kg; charge of electron, e=1.60210×10^−19 C; permittivity of vacuum, (ε 0) = 8.854185×10^−12 kg^−1m^−3 A^2 ] (ε 0) = 8.854185×10^−12 kg^−1m^−3 A^2 ] e=1.60210×10^−19 C; permittivity of vacuum The radius of the second Bohr orbit [...]
For emission line of atomic hydrogen from ni = 8 to n f- the plot of wave number ( v ˉ ) against ( n^2/1 ) will be: (The Rydberg constant, RH is in wave number unit).
09
Nov
For emission line of atomic hydrogen from ni = 8 to n f- the plot of wave number ( v ˉ ) against ( n^2/1 ) will be: (The Rydberg constant, RH is in wave number unit). For emission line of atomic hydrogen from ni = 8 to n f- the plot of wave number [...]
Heat treatment of muscular pain involves radiation of wavelength of about 900 nm. Which spectral line of H-atom is suitable for this purpose ? [RH =1×10^5 cm^−1 ,h=6.6×10^−34 Js, c=3×10^8 ms^−1 ]
09
Nov
Heat treatment of muscular pain involves radiation of wavelength of about 900 nm. Which spectral line of H-atom is suitable for this purpose ? [RH =1×10^5 cm^−1 ,h=6.6×10^−34 Js, c=3×10^8 ms^−1 ] c=3×10^8 ms^−1 ] h=6.6×10^−34 Js Heat treatment of muscular pain involves radiation of wavelength of about 900 nm. Which spectral line of H-atom [...]
Which of the following combination of statements is true regarding the interpretation of the atomic orbitals? (a) An electron in an orbital of high angular momentum stays away from the nucleus than an electron in the orbital of lower angular momentum. (b) For a given value of the principal quantum number, the size of the orbit is inversely proportional to the azimuthal quantum number. (c) According to wave mechanics, the ground state angular momentum is h equal to 2π/h (d) The plot of ψ vs for various azimuthal quantum numbers, show peak shifting towards a higher r value.
09
Nov
Which of the following combination of statements is true regarding the interpretation of the atomic orbitals? (a) An electron in an orbital of high angular momentum stays away from the nucleus than an electron in the orbital of lower angular momentum. (b) For a given value of the principal quantum number, the size of the [...]
The de Broglie wavelength is the wavelength, λ, associated with a photoelectron varies with the frequency (v) of the incident radiation as,(v0 is threshold frequency)
09
Nov
The de Broglie wavelength is the wavelength, λ, associated with a photoelectron varies with the frequency (v) of the incident radiation as,(v0 is threshold frequency) (v0 is threshold frequency) associated with a photoelectron varies with the frequency (v) of the incident radiation as The de Broglie wavelength is the wavelength λ November 9, 2020 Category: [...]
If the de Broglie wavelength of the electron in n th Bohr orbit in a hydrogenic atom is equal to 1.5 πa0 (a0 is Bohr radius), then the value of n/z is:
09
Nov
If the de Broglie wavelength of the electron in n th Bohr orbit in a hydrogenic atom is equal to 1.5 πa0 (a0 is Bohr radius), then the value of n/z is: If the de Broglie wavelength of the electron in n th Bohr orbit in a hydrogenic atom is equal to 1.5 πa0 (a0 [...]