What are cathode rays made of according to J. J. Thomson?

1 Answer
Ernest Z. · Media Owl
Aug 27, 2014

According to J. J. Thomson, cathode rays consisted of electrons.

![The apparatus to determine e/m ratio of electron from http://teamchem.weebly.com.](http://teamchem.weebly.com/uploads/5/3/9/7/5397002/9354570_orig.jpg)

He used deflections by electric and magnetic fields to show that cathode rays consisted of negatively charged particles called electrons.

Related questions
See all questions in Atomic Models
Impact of this question
14302 views around the world
You can reuse this answer
Creative Commons License