Chapter 2 – Atomic Structure (Level 1 and Level 2)
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A beam of specific kind of particles of velocity, 2.1×10^7 m/s is scattered by a gold (Z=79) nuclei. Find out specific charge (charge/mass) of this particle if this distance of closest approach is 2.5×10^−14 m?
10
Nov
A beam of specific kind of particles of velocity, 2.1×10^7 m/s is scattered by a gold (Z=79) nuclei. Find out specific charge (charge/mass) of this particle if this distance of closest approach is 2.5×10^−14 m? 2.1×10^7 m/s is scattered by a gold (Z=79) nuclei. Find out specific charge (charge/mass) of this particle if this distance [...]
A small particle of mass m moves in such a way that P.E=− 2/1mkr^2, where k is a constant and r is the distance of the particle from origin. Assuming Bohr’s model of quantization of angular momentum and circular orbit, r is directly proportional to:
10
Nov
A small particle of mass m moves in such a way that P.E=− 2/1mkr^2, where k is a constant and r is the distance of the particle from origin. Assuming Bohr’s model of quantization of angular momentum and circular orbit, r is directly proportional to: A small particle of mass m moves in such a [...]
For a hypothetical hydrogen like atom, the potential energy of the system is given by U(r)= r^3/−Ke^2, where r is the distance between the two particles. If Bohr’s model of quantization of angular momentum is applicable, then velocity of particle is given by:
10
Nov
For a hypothetical hydrogen like atom, the potential energy of the system is given by U(r)= r^3/−Ke^2, where r is the distance between the two particles. If Bohr’s model of quantization of angular momentum is applicable, then velocity of particle is given by: For a hypothetical hydrogen like atom the potential energy of the system [...]
A single electron in an ion has ionization energy equal to 217.6eV. What is the total number of neutrons present in one ion of it?
10
Nov
A single electron in an ion has ionization energy equal to 217.6eV. What is the total number of neutrons present in one ion of it? A single electron in an ion has ionization energy equal to 217.6eV. What is the total number of neutrons present in one ion of it? November 10, 2020 Category: Chapter [...]
Potential energy of electron present in He^+ is :
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Nov
Potential energy of electron present in He^+ is : Potential energy of electron present in He^+ is : November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
The Schrodinger wave equation for hydrogen atom is : Ψ(r)=1/16 root4–√(1a0)3/2 [(σ2−1)(σ^2−8σ+12)]e^−σ/2 where a0 and z are the constant in which answer can be expressed and σ 2zr/a0 minimum and maximum position of radial nodes from nucleus are ……. respectively.
10
Nov
The Schrodinger wave equation for hydrogen atom is : Ψ(r)=1/16 root4–√(1a0)3/2 [(σ2−1)(σ^2−8σ+12)]e^−σ/2 where a0 and z are the constant in which answer can be expressed and σ 2zr/a0 minimum and maximum position of radial nodes from nucleus are ……. respectively. Which of the following have maximum number of unpaired electrons? November 10, 2020 Category: Chapter [...]
Wave function of an orbital is plotted against the distance from nucleus. The graphical representation is of :
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Nov
Wave function of an orbital is plotted against the distance from nucleus. The graphical representation is of : Wave function of an orbital is plotted against the distance from nucleus. The graphical representation is of : November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry [...]
Which of the following orbitals has two spherical nodes?
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Nov
Which of the following orbitals has two spherical nodes? Which of the following orbitals has two spherical nodes? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
Which of the following have maximum number of unpaired electrons?
10
Nov
Which of the following have maximum number of unpaired electrons? Which of the following have maximum number of unpaired electrons? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
The subshell that arises after f is called the g subshell. How many electrons may occupy the g subshell?
10
Nov
The subshell that arises after f is called the g subshell. How many electrons may occupy the g subshell? The subshell that arises after f is called the g subshell. How many electrons may occupy the g subshell? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi [...]