NRPP Radon Exam question n answers 2023/2024

NRPP Radon ExamInert Gas - correct answer Not chemically reactive/noble gas Properties of Radon - correct answer Inert, naturally occurring, denser than other gasses, odorless, colorless, tasteless Basic parts of an atom - correct answer protons, neutrons, electrons Atomic Mass - correct answer sum of protons and neutrons Atomic number - correct answer # of protons Different isotopes of the same element are distinguished by - correct answer atomic mass elements are defined by - correct answer The number of protons (their atomic number) any atom with __ protons is called radon - correct answer 86 most common/stable isotope of radon - correct answer Rn 222 half life - correct answer time required for half of the atoms to decay alphas - correct answer comparatively large and powerful, relatively massive, relatively slow, charge of +2