EASY
NDA & NA EE
IMPORTANT
Earn 100

Neutrons were discovered by _____.
(a)James Chadwick
(b)Ernest Rutherford
(c)J.J. Thomson
(d)John Dalton

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Important Questions on Structure of the Atom
EASY
NDA & NA EE
IMPORTANT
Which one of the following statements regarding cathode rays is not correct?

MEDIUM
NDA & NA EE
IMPORTANT
In which of the following pairs are the isoelectronic ions?
