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What is the total number of radial and angular nodes present in 5f orbital ? What is the total number of radial and angular nodes present in 5f orbital ? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,

Find out the difference in number of angular nodes and number of radial nodes in the orbital to which last electron of chromium present. Find out the difference in number of angular nodes and number of radial nodes in the orbital to which last electron of chromium present. November 10, 2020 Category: Chapter 2 - [...]

A photon of energy 4.5 eV strikes on a metal surface of work function 3.0eV. If uncertainty in position is 254πÅ, find the uncertainty in measurement of de Broglie wavelength (in Å ). A photon of energy 4.5 eV strikes on a metal surface of work function 3.0eV. If uncertainty in position is 254πÅ find [...]

A certain day absorbs lights of `lamba = 400` nm and then fluorescence light of wavelength `500` nm. Assuming that under given condition `40%` of the absorbed energy is re-emitted as fluorescence, calculate the ratio of quanta absorbed to number of quanta emitted out. A certain day absorbs lights of `lamba = 400` nm and [...]

Calculate the number of waves made by a Bohr electron in one complete revolution in nth orbit of H-atom, if ratio of de-Broglie wavelength associated with electron moving in nth orbit and 2nd orbit is 1.5. Calculate the number of waves made by a Bohr electron in one complete revolution in nth orbit of H-atom [...]

The energy of separation of an electron is 30.6 eV moving in an orbit of Li^2+ . Find out the number of waves made by the electron in one complete revolution in the orbit : The energy of separation of an electron is 30.6 eV moving in an orbit of Li^2+ . Find out the [...]

Given rn+1−rn−1 = 2rn,where rn−rn−1=rn+1, are Bohr radius for hydrogen atom in nth,(n−1)th and (n + 1)th shell respectively. Calculate the value of n. (n−1)th and (n + 1)th shell respectively. Calculate the value of n. are Bohr radius for hydrogen atom in nth Given rn+1−rn−1 = 2rn where rn−rn−1=rn+1 November 10, 2020 Category: Chapter [...]

In a sample of H-atoms electrons are de-excited from 4th excited state to ground state. Which is/are correct statement ? In a sample of H-atoms electrons are de-excited from 4th excited state to ground state. Which is/are correct statement ? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , [...]

Which is/are correct statement ? (a)number of subshell present in M-shell = 3 Which is/are correct statement ? (a)number of subshell present in M-shell = 3 November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,

Select the correct set (s) of quantum numbers Select the correct set (s) of quantum numbers November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,