Which is the correct statement (a) Isotopes are always radioactive (b) bita rays are always negatively charged particles Which is the correct statement (a) Isotopes are always radioactive (b) bita rays are always negatively charged particles February 13, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related