Q. Which of the following subatomic particle was discovered by Goldstein on the basis of the cathode ray experiment?
Answer: Proton
Notes: The presence of positively charged particles in an atom has been predicted by Goldstein based on the electrical neutrality of an atom. The discovery of proton by Goldstein was done on the basis of the cathode ray experiment conducted by using a perforated cathode.

This Question is Also Available in:

हिन्दी
Question Source: 📚This question has been sourced from GKToday's "40000+ GK / General Studies MCQs for SSC & State PCS Exams" App Exclusive Course in GKToday Android Application which provides more than 40K General Knowledge and General Studies questions with explanations asked in all Competitive Exams of India. Download the app here.
📌 Question Number: 19 in Chemistry-7-Atomic Structure in the above course in App.