Question

J. J. Thomson’s experiment disproved the theory that an atom
is divisible.
is indivisible.
contains protons.
contains electrons.J. J. Thomson’s experiment disproved the theory that an atom
is divisible.
is indivisible.
contains protons.
contains electrons.

Answer 1

He discovered the electron, which proved that atoms contain electrons. This also proves that atoms are divisible.
https://en.wikipedia.org/wiki/J._J._Thomson