Tag: Nature of Radiations from Radioactive Substances

Nature of Radiations from Radioactive Substances

Nature of Radiations from Radioactive Substances: The nature of rays emitted by radioactive substances was determined by Ernest Rutherford (1904). He placed a sample of uranium (radioactive element) mineral in a lead box which absorbs all other radiations except those moving directly upwards. These radiations emitted by the uranium mineral were subjected to the action of …