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Subjects
Science State Board
Class 9
Atomic structure
Textbook questions
6.
Match the following
Exercise condition:
4
m.
a.
Dalton
1
. Hydrogen atom model
b
.
Chadwick
2
. Discovery of nucleus
c.
Rutherford
3
. First atomic theory
d.
Neil's Bohr
4
. Plum pudding model
5
. Discovery of neutrons
a - 4, b - 3, c - 2, d - 1
a - 5, b - 4, c - 2, d - 1
a - 2, b - 1, c - 3, d - 4
a - 3, b - 5, c - 2, d - 1
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