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 _________ refers to all these factors that disrupt the communication August 13, 2022 Radioactivity was discovered by: May 23, 2021 Sound waves are ___ waves. May 24, 2021 The word alkali means: August 26, 2020 How many rows and columns are in the modern Periodic Table? September 30, 2021 How many millilitres are there in a litre? July 13, 2021 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