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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
Draw a sketch of Bohr’s model of an atom with three shells.
Compare all the proposed models of an atom given in this chapter.
Name the scientists who described the arrangement of electrons in an atom.
Name the central part of an atom where protons and neutrons are held together.
What are the various letters used by Bohr to represent electron shells in an atom?
State in brief the drawbacks of Rutherford's atomic model correlating them with the postulates of Bohr’s atomic model.
Explain the postulates of Bohr’s atomic model.
An atom with 3 protons and 4 neutrons will have a valency of
The atomic model based on quantum theory was first proposed by ______.
The scientist who proposed the atomic model based on the quantisation of energy for the first time is ______.
