Tardigrade
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Tardigrade
Question
Physics
Energy of an atom is least when electron revolves in an orbit which is
Q. Energy of an atom is least when electron revolves in an orbit which is
230
185
Atoms
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A
closest to its nucleus
55%
B
farthest from its nucleus
27%
C
is of elliptical shape
7%
D
is circular in shape
11%
Solution:
The energy of an atom is the least (largest negative value) when its electron is revolving in an orbit closest to the nucleus i.e., the one for which
n
=
1
. For
n
=
2
,
3
⋯
the absolute value of the energy
E
is smaller.