Everything is made of atoms and every atom has a nucleus composed of positively charged particles called protons, with some neutrally charged particles known as neutrons. The particles that orbit around the nucleus that is negatively charged are known as________.
Why the nucleus of an atom is positively charged ?
State whether the following statements are true or false: (a) Thomson proposed that the nucleus of an atom contains protons and neutrons. (b) The cathode rays obtained from all the gases consist of negetively charged particles called electrons. (c) The anode rays obtained from all the gases consist of positively charged particles called protons.
J.J. Thomson proposed that the nucleus of an atom contains only nucleons.
J.J. Thomson proposed that the nucleus of an atom contains only neutrons. True or False.