Question

All the gases form cathode rays and anode when electricity is passed through them
(i) What does the formation of cathode rays tell us about the atoms?
(ii) What does the formation of anode rays tell us about the atoms?

Answer 1

Answer:

1. That there are some positively charged particles in an atom.
2. That there are some negatively charged particles in an atom.

Answer 2

Answer:

(i) formation of cathode rays tell us about the atoms that atoms are indivisible as presence of fast moving particles 'electron' is observed.

(ii) formation of cathode rays tell us about the atoms that atoms are indivisible as presence of fast moving particles 'Proton' is observed.