Isotopes & Radioactivity

A) Radiotracer B) Radioactivity C) Half-life D) Stable isotope Answer: D Explanation: Stable isotope means an isotope whose nucleus does […]

A) Radioactivity B) Half-life C) Stable isotope D) Background radiation Answer: D Explanation: Background radiation means ionizing radiation normally present […]

A) Gamma ray B) Uranium-238 C) Radiotracer D) Radioactivity Answer: D Explanation: Radioactivity means spontaneous emission of radiation from unstable […]

A) Uranium-238 B) Radiotracer C) Radioactivity D) Half-life Answer: D Explanation: Half-life means the time for half the undecayed radioactive […]

A) Different numbers of protons B) Different chemical symbols always C) Different numbers of neutrons D) Different electron charge Answer: […]

A) Stable isotope B) Background radiation C) Geiger counter D) Alpha particle Answer: C Explanation: Geiger counter means a detector […]

A) Half-life B) Stable isotope C) Alpha particle D) Background radiation Answer: C Explanation: Alpha particle means a radiation particle […]

A) Background radiation B) Alpha particle C) Radiation dose D) Geiger counter Answer: C Explanation: Radiation dose means an assessment […]

A) Alpha particle B) Geiger counter C) Nuclear medicine D) Radiation dose Answer: C Explanation: Nuclear medicine means medical use […]

A) Radiotracer B) Isotope C) Gamma ray D) Uranium-238 Answer: A Explanation: Radiotracer means a detectable radioactive substance used to […]