This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
J.J. Thomson model of atom is also called water melon model or plum pudding model. According to Thomson electrons are embedded in a positively charged mass and are distributed uniformly throughout the atomic sphere. It was discarded as he could not explain how positively and negatively charged particles maintain their identity even if they are together.

hope it helps....pls mark as brainliest
1 5 1