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Explain Why Atoms Have Different Isotopes

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An atom of gold-198 decays by emitting a beta particle. Isotopes of an element have different physical properties because they have different mass numbers. Isotopes And Atomic Masses There are different ways of stabilizing the protons there are different isotopes. . Unstable isotopes most commonly emit alpha particles He 2 and electrons. Explain why atoms have different isotopes. Isotopes do differ in their stability. All atoms of gold have the same number of _____ and the same number of _____. There are three isotopes of silicon. For atoms to have a stable nucleus they require a certain ratio of neutrons to protons. This gives rise to different mass numbers. Isotopes are atoms of the same element which differs in the number of neutrons present inside the nucleus. The isotope gold-198 is radioactive. Although carbon-12 weighs exactly 12 amu the periodic table reports that the mass is 12011...