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The Daily Insight

What is the decay equation for polonium 218?

Author

Christopher Pierce

Updated on February 27, 2026

The nuclear reaction is: 21884Po→21482Pb+42α 84 218 P o → 82 214 P b + 2 4 α .

What particle is produced when a PO 218 atom undergoes alpha decay?

When a radioactive nuclide undergoes alpha decay, it emits an alpha particle, 42α , which is essentially the nucleus of a helium-4 atom.

What is the alpha decay of 218 84 Po?

In alpha decay, an unstable nucleus will emit an alpha particle, which is a helium nucleus composed of two protons and neutrons. The mass number of the daughter isotope will be reduced by four, and the atomic number will be reduced by 2. The alpha decay of 21884Po produces 21482Pb .

What is an alpha decay of polonium-214?

lead-210
For example, polonium-214 with atomic number 84 and mass number 214 decays to lead-210 with atomic number 82 and mass number 210.

When polonium-214 decays to form lead-210 the polonium nucleus emits a?

Lead 214 emits then beta electrons to transform into bismuth 214 and polonium 214, which produces lead 210 through the emission of a third alpha particle.

What does polonium alpha decay into?

lead-206
alpha decay Thus polonium-210 (mass number 210 and atomic number 84, i.e., a nucleus with 84 protons) decays by alpha emission to lead-206 (atomic number 82).

What element is formed when polonium 212 undergoes alpha decay?

Explanation: Polonium-212 undergoes alpha decay to produce lead-208, which means that it gives off alpha radiation, i.e. alpha particles.

What is produced when polonium-218 undergoes alpha decay?

An atom of polonium-218 undergoes alpha decay. What new element is produced? | Socratic An atom of polonium-218 undergoes alpha decay. What new element is produced? Lead. Alpha decay is the loss of two protons and two neutrons from a nucleus. This decreases the total mass number by 4 and the atomic number by 2.

What is the product element of alpha decay?

Alpha decay is the loss of two protons and two neutrons from a nucleus. This decreases the total mass number by 4 and the atomic number by 2. Looking at the periodic table we can find that element number 82 is lead, Pb, so the product element X is Pb.

What is the half-life of polonium 218?

Polonium-218 atom is the radioactive isotope of polonium with relative atomic mass 218.008966 and half-life of 3.10 min. The data from CAS Common Chemistry is provided under a CC-BY-NC 4.0 license, unless otherwise stated.

What are the daughter nuclei produced in the alpha decay of L218?

Thus the atomic number Z of the daughter nucleus of the alpha decay shall be smaller than that of the parent nucleus by 2 whereas the mass number A smaller by 2 + 2 = 4. Therefore the daughter nuclei produced in the alpha decay of l218 84 Po would have