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Chemistry
Structure of Atom
CBSE
Class 11
Chemistry
Class 11 - Chemistry
Structure of Atom
MCQ
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1.
In a sodium atom (atomic number = 11 and mass number = 23) and the number of neutrons is
a.
equal to the number of protons
b.
less than the number of protons
c.
greater than the number of protons
d.
none of these
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