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Subjects
Science CBSE
Class 9
Structure of the atom
Discovery and structural models of atomic particles
11.
Subatomic particles
Exercise condition:
3
m.
1
.
The alpha particle does have a charge of
.
2
.
of all elements have identical characteristics.
3
.
In a neutral atom, the positive charges are equal to the charges of
.
Answer variants:
Neutron
Anode
negative
positive
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