N Awasthi Physical Chemistry
If ε0 be the permittivity of vacuum and r be the radius of orbit of H- atom in which electron is revolving, then velocity of electron is given by :
10
Nov
If ε0 be the permittivity of vacuum and r be the radius of orbit of H- atom in which electron is revolving, then velocity of electron is given by : If ε0 be the permittivity of vacuum and r be the radius of orbit of H- atom in which electron is revolving then velocity of [...]
The energy of the second Bohr orbit of hydrogen atom is – 3.41 eV. The energy of the second orbit of He^+ ion would be:
10
Nov
The energy of the second Bohr orbit of hydrogen atom is – 3.41 eV. The energy of the second orbit of He^+ ion would be: The energy of the second Bohr orbit of hydrogen atom is - 3.41 eV. The energy of the second orbit of He^+ ion would be: November 10, 2020 Category: Chapter [...]
The mass of an electron is m, charge is e and it is accelerated from rest through a potential difference of V volts. The velocity acquired by electron will be
10
Nov
The mass of an electron is m, charge is e and it is accelerated from rest through a potential difference of V volts. The velocity acquired by electron will be charge is e and it is accelerated from rest through a potential difference of V volts. The velocity acquired by electron will be The mass [...]
What is ratio of time periods (T1 /T 2 ) in second orbit of hydrogen atom to third orbit of He+ ion?
10
Nov
What is ratio of time periods (T1 /T 2 ) in second orbit of hydrogen atom to third orbit of He+ ion? What is ratio of time periods (T1 /T 2 ) in second orbit of hydrogen atom to third orbit of He+ ion? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 [...]
If in Bohr’s model, for unielectronic atom, the time period of revolution is represented as T n,z where n represents shell no. and z represents atomic number then the value of T1,2 :T 2,1 will be:
10
Nov
If in Bohr’s model, for unielectronic atom, the time period of revolution is represented as T n,z where n represents shell no. and z represents atomic number then the value of T1,2 :T 2,1 will be: 1 will be: 2 :T 2 for unielectronic atom If in Bohr's model the time period of revolution [...]
What is the separation energy (in eV) for electron present in the first excited state of Be^3+ ?
10
Nov
What is the separation energy (in eV) for electron present in the first excited state of Be^3+ ? What is the separation energy (in eV) for electron present in the first excited state of Be^3+ ? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry [...]
Number of waves produced by an electron in one complete revolution in n th orbit is:
10
Nov
Number of waves produced by an electron in one complete revolution in n th orbit is: Number of waves produced by an electron in one complete revolution in n th orbit is: November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
What is the frequency of revolution of electron present in 2nd Bohr’s orbit of H-atom?
10
Nov
What is the frequency of revolution of electron present in 2nd Bohr’s orbit of H-atom? What is the frequency of revolution of electron present in 2nd Bohr's orbit of H-atom? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
Select the incorrect graph for velocity of e− in an orbit vs. Z, n /1 and n.
10
Nov
Select the incorrect graph for velocity of e− in an orbit vs. Z, n /1 and n. n /1 and n. Select the incorrect graph for velocity of e− in an orbit vs. Z November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
Which state of Be^3+ has same orbit radius as that of the ground state of hydrogen atom?
10
Nov
Which state of Be^3+ has same orbit radius as that of the ground state of hydrogen atom? Which state of Be^3+ has same orbit radius as that of the ground state of hydrogen atom? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,