Nuclear Processes

Radioactivity

What is Radioactivity? (IGCSE Physics Revision) .

To calculate the amount of radioactive substance remaining after an integral number of half-lives have passed.








Radiation and Radioactive Decay 

Alpha, beta, and gamma radiation produce different amounts and kinds of damage in matter and have different penetrations.Three mostcommon forms of readioactive decay (alpha, beta, and gamma) and know how the nucleus changes in each type of decay.






Nuclear Energy


:


How Things Work : How Nuclear Energy Works





FISSION


Chemistry Lesson - 23 - Nuclear Fission




FUSION



Chemistry Lesson - 24 - Nuclear Fusion







Fission and Fusion

The energy release per gram of material is much larger in nuclear fision or fission reactions than in chemical reactions. The change in mass (Calculated by E = mc2) is small but significant in nuclear reactions.







NUCLEAR WEAPONS


Chemistry in Nuclear Weapons .





Nuclear Weapons

Protons and neutrons in the nucleus are held together by nuclear forces that overcome teh electromagnetic repulsion between the protons






NUCLEAR REACTORS

Naturally occurring isotopes of elements are radioactive, as are isotopes formed in nuclear reactions.










NUCLEAR EQUATIONS

Protons and neutrons have substructures and consist of particles called quarks





Balancing Nuclear Equations





HALF-LIFE


Chemistry Tutorial 3.03b Solving Half Life Problems

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