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प्रश्न
In the figure given alongside
(a) Name the shells denoted by A,B, and C. Which shell has least energy
(b) Name X and state the charge on it
(c) The above sketch is of …………. Model of an atom

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उत्तर
(a) A is for K shell or I shell.
B is for L shell or II shell.
C is for M shell or III shell.
Shell K has the minimum amount of energy.
(b) X is a nucleus; it is positively charged.
(c) The above sketch is of Bohr model of an atom.
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संबंधित प्रश्न
Describe Bohr’s model of the atom.
Name the central part of an atom where protons and neutrons are held together.
Describe Bohr's model of the atom. How did Neils Bohr explain the stability of atom?
Give the postulates of Bohr's atomic model
State true or false. If false, correct the statement.
Smaller the size of the orbit, lower is the energy of the orbit.
Which of the following in Fig. 4.2 do not represent Bohr’s model of an atom correctly?

What are the Limitations of Bohr’s Model?
Bohr's model of atoms ______.
Given below are two statements:
Statement I: Atoms are electrically neutral as they contain equal number of positive and negative charges.
Statement II: Atoms of each element are stable and emit their characteristic spectrum.
In the light of the above statements, choose the most appropriate answer from the options given below:
The angular momentum of electron in hydrogen atom in first orbit is ‘L’. The change in angular momentum if electron is in second orbit of hydrogen atom is ______.
