Home Radioactive Artificial radioactivity was discovered by (a) Klaproth (b) Rontgen (c) Irene Curie and Joliot (d) P. Curie and M. Curie Artificial radioactivity was discovered by (a) Klaproth (b) Rontgen (c) Irene Curie and Joliot (d) P. Curie and M. Curie Ruhul Amin Alig Tags Class 12 | Physics | Chapter 13 | NucleiNucleusRadioactive Facebook Twitter Whatsapp Newer Older