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Americium-241 Is a Radioactive Isotope Used in Smoke Detectors

Question 41

Multiple Choice

Americium-241 is a radioactive isotope used in smoke detectors.If the symbol for this isotope is Americium-241 is a radioactive isotope used in smoke detectors.If the symbol for this isotope is , which of the following correctly describes its subatomic composition? A) 241 protons, 241 electrons, 95 neutrons B) 95 neutrons, 241 protons, 146 electrons C) 95 protons, 95 electrons, 51 neutrons D) 146 neutrons, 95 protons, 51 electrons E) 95 protons, 95 electrons, 146 neutrons , which of the following correctly describes its subatomic composition?


A) 241 protons, 241 electrons, 95 neutrons
B) 95 neutrons, 241 protons, 146 electrons
C) 95 protons, 95 electrons, 51 neutrons
D) 146 neutrons, 95 protons, 51 electrons
E) 95 protons, 95 electrons, 146 neutrons

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