Civil Services TNPSC Group 1 (New Syllabus) Mock Test 2025 General Science Chemistry Structure of Atom
Which of the following is correctly matched?
(a) Electron: J.J. Thomson
(b) Nucleus of an atom: Ernest Rutherford
(c) Neutron: James Chadwick
Select the correct option from the following:
1
a, b
2
a, c
3
a, b and c
4
b, c
5
Answer not known