when a nucleus emits a positron, its atomic number group of answer choices decreases by 1. doesn't change. increases by 1.

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08-11-2022
Chemistry

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when a nucleus emits a positron, its atomic number group of answer choices decreases by 1. doesn't change. increases by 1.

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AnnuG AnnuG · Answer 1 · 2022-11-11T12:34:14+01:00

When a nucleus emits a positron its atomic number decreases by 1

When a nucleus emits a beta particle means positron and its atomic number decreases by 1 and its mass number remain unchanged and a proton and electron combine to form a neutron and the mass number stay the same but the atomic number decreases by 1 and very few nuclides undergo this transformation and a proton in the parent nucleus decay into a neutron that remain in the daughter nucleus and the nucleus emit a neutrino and a positron and which is a positive particle like ordinary electron in mass but of opposite charge

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