https://www.khanacademy.org/science/hs-chemistry/x2613d8165d88df5e:nuclear-chemistry-hs/x2613d8165d88df5e:radioactive-decay/v/intro-to-radioactive-decay 2024-06-13T01:38:36.313442654Z Intro to radioactive decay During radioactive decay, an unstable nucleus (the "parent") spontaneously changes to become a different nucleus (the "daughter"), emitting radiation in the process. The nuclear radiation emitted during radioactive decay is high energy, ionizing radiation. Nuclear radiation is potentially dangerous to living things but also has many beneficial applications. Types of radioactive decay include alpha, beta, and gamma. Mahesh Shenoy video https://cdn.kastatic.org/ka_thumbnails_cache/fc1e7aaf-5503-47a4-b1d8-a455ec7baf56_1280_720_base.png Intro to radioactive decay During radioactive decay, an unstable nucleus (the "parent") spontaneously changes to become a different nucleus (the "daughter"), emitting radiation in the process. The nuclear radiation emitted during radioactive decay is high energy, ionizing radiation. Nuclear radiation is potentially dangerous to living things but also has many beneficial applications. Types of radioactive decay include alpha, beta, and gamma. https://cdn.kastatic.org/ka-youtube-converted/P_SD5Rt6XMk.mp4/P_SD5Rt6XMk.mp4 482 Radioactive Decay https://www.khanacademy.org/science/cambridge-o-level-physics-cie/x0e04e0cb682fb793:nuclear-physics/x0e04e0cb682fb793:radioactive-decay/v/types-of-decay 2021-01-04T18:35:19Z Types of decay Alpha, Beta, Gamma Decay and Positron Emission Sal Khan video https://cdn.kastatic.org/googleusercontent/YJ4BhinmSHtDd5i7_1WSJXdhS2pueJxVLxPybT0yVWQ9PgkfeG3MHnKqgLekwOmFlbSJ__cZ-nCAZjcqsdCdukG5 Types of decay Alpha, Beta, Gamma Decay and Positron Emission https://cdn.kastatic.org/ka-youtube-converted/3koOwozY4oc.mp4/3koOwozY4oc.mp4 1023 Radioactive Decay https://www.khanacademy.org/science/ap-physics-2/x0e2f5a2c:modern-physics/x0e2f5a2c:nuclear-physics/e/identify-type-of-decay 2026-04-08T01:15:04.085520103Z Identifying the type of decay Let's practice some problems to better understand the various types of particle decay in nuclear reactions. Satra exercise https://www.khanacademy.org/science/cambridge-o-level-physics-cie/x0e04e0cb682fb793:nuclear-physics/x0e04e0cb682fb793:radioactive-decay/a/radioactive-decay-types-article 2021-04-29T07:48:57Z Radioactive decay types article article https://www.khanacademy.org/science/cambridge-o-level-physics-cie/x0e04e0cb682fb793:nuclear-physics/x0e04e0cb682fb793:radioactive-decay/v/nuclear-stability-and-nuclear-equations 2021-01-04T18:35:18Z Nuclear stability and nuclear equations Using the ratio of neutrons to protons to figure out of a nucleus will be stable or radioactive.  Jay video https://cdn.kastatic.org/googleusercontent/XbmR3Yi3CRECXrEGEs9TxlRdagJb3UOIwd84Pcoavb7upTl0VZr5Ool4xKc38XcLnK5hNdm-AlftlCB9QjeWtZw Nuclear stability and nuclear equations Using the ratio of neutrons to protons to figure out of a nucleus will be stable or radioactive.  https://cdn.kastatic.org/ka-youtube-converted/gqrh8wbPXVE.mp4/gqrh8wbPXVE.mp4 505 Radioactive Decay https://www.khanacademy.org/science/cambridge-o-level-physics-cie/x0e04e0cb682fb793:nuclear-physics/x0e04e0cb682fb793:radioactive-decay/v/alpha-beta-and-gamma-decay 2022-11-16T04:22:43.7414897Z Writing nuclear equations for alpha, beta, and gamma decay Alpha, beta, and gamma decay are all ways that an unstable atom can decay into a more stable form. Let’s model each type of decay through equations. Jay video https://cdn.kastatic.org/googleusercontent/h7sd27K2VZ_RYufzA-zkPZPPMytyGq45k5SjQsOlPhMFC2NraOFX8IZwYYHLAr5EGBixdxeZOPpOV_VsX3IIRqEK Writing nuclear equations for alpha, beta, and gamma decay Alpha, beta, and gamma decay are all ways that an unstable atom can decay into a more stable form. Let’s model each type of decay through equations. https://cdn.kastatic.org/ka-youtube-converted/mzLOT6uOfO4.mp4/mzLOT6uOfO4.mp4 487 Radioactive Decay https://www.khanacademy.org/science/hs-chemistry/x2613d8165d88df5e:nuclear-chemistry-hs/x2613d8165d88df5e:radioactive-decay/e/understand-radioactive-decay 2026-05-03T15:00:46.862745588Z Understand: Radioactive decay Check your understanding of radioactive decay in this set of free practice questions. Allen Ruch exercise