Post category:Chemistry Mcqs / Physics Mcqs Post comments:0 Comments Who discovered proton in the nucleus of an atom? A. Chadwick B. JJ Thomson C. Gold Stein D. Bohr Submitted by: Aslam Read more articles Previous PostThe famous equation E=mc^2 is given by which scientist? Next PostWhat is the S.I unit of refractive index? You Might Also Like The electrode through which the electron enter the electrolytic solution is: September 13, 2021 Surface tension formula is equal to what? July 4, 2022 What are rows in Periodic table called? September 30, 2021 The principal constituent of the atmosphere of the Earth is? March 10, 2022 There are …… planets In Solar System February 22, 2022 A black hole has a very strong ……. February 22, 2022 Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Δ