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... Isotopes are often unstable – they have more neutrons than the element “wants” The isotopes are naturally occurring & decompose at different rates depending on the type of element. A nucleus that is unstable can become stable by undergoing a nuclear reaction (or change) Properties: Alters ph ...
... Isotopes are often unstable – they have more neutrons than the element “wants” The isotopes are naturally occurring & decompose at different rates depending on the type of element. A nucleus that is unstable can become stable by undergoing a nuclear reaction (or change) Properties: Alters ph ...
Terms to Know
... Positrons : The positron is the antiparticle of the electron. It has the same mass and the same quantity of electric charge as does the electron, but its electric charge is positive rather than negative. Radioactivity : Radioactivity is the emission of radiation by unstable nuclei. That radiation ma ...
... Positrons : The positron is the antiparticle of the electron. It has the same mass and the same quantity of electric charge as does the electron, but its electric charge is positive rather than negative. Radioactivity : Radioactivity is the emission of radiation by unstable nuclei. That radiation ma ...
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... • Per unit volume, an atom bomb may be millions or billions of times more powerful than TNT. • Nuclear reactions (rxn) occur: neutrons r fired @ closely packed atoms w/ heavy nuclei (uranium or plutonium isotopes). ...
... • Per unit volume, an atom bomb may be millions or billions of times more powerful than TNT. • Nuclear reactions (rxn) occur: neutrons r fired @ closely packed atoms w/ heavy nuclei (uranium or plutonium isotopes). ...
In a nuclear reaction
... 1- Spontaneous Decay- emit energy without absorption of energy from an out side source. 2- Elements with atomic # greater then Bi 83 are unstable and are radioactive. 3- Isotopes that are unstable have an unstable ratio of protons and neutrons greater then 1:1 3- TRANSMUTATION- changes to the nucleu ...
... 1- Spontaneous Decay- emit energy without absorption of energy from an out side source. 2- Elements with atomic # greater then Bi 83 are unstable and are radioactive. 3- Isotopes that are unstable have an unstable ratio of protons and neutrons greater then 1:1 3- TRANSMUTATION- changes to the nucleu ...
Chemistry 1 CP Concept 4 Nuclear Chemistry Study Guide
... 30. Which process fusion or fission produces nuclei of lower mass than the reactants? 31. What does the mass defect of a nuclide represent? ____________________________ 32. What is used to identify a nuclide? _____________________________________ 33. What is the heaviest nuclide of a decay series? _ ...
... 30. Which process fusion or fission produces nuclei of lower mass than the reactants? 31. What does the mass defect of a nuclide represent? ____________________________ 32. What is used to identify a nuclide? _____________________________________ 33. What is the heaviest nuclide of a decay series? _ ...
Ch. 14.2 Notes
... 34. Synthetic elements are _________ by humans. Alpha and beta particles are ______________ in particle ________________ to speeds fast enough that they can smash into a large ____________ and can be _____________ on impact. The absorbed particle converts the target __________ into another _________ ...
... 34. Synthetic elements are _________ by humans. Alpha and beta particles are ______________ in particle ________________ to speeds fast enough that they can smash into a large ____________ and can be _____________ on impact. The absorbed particle converts the target __________ into another _________ ...
Chapter 21 Powerpoint: Nuclear Chemistry
... After 10 half-lives sample considered nonradioactive because it approaches the level of background radiation. Because the amount never reaches zero, radioactive waste disposal and storage causes ...
... After 10 half-lives sample considered nonradioactive because it approaches the level of background radiation. Because the amount never reaches zero, radioactive waste disposal and storage causes ...
Concept Lecture Outline – Radioactivity and Nuclear Reactions
... b. Either 2 or 3 neutrons are also produced with the products. c. These neutrons act as "bullets" to ram into other unstable nuclei and split them, resulting in a chain reaction. d. All nuclear reactors in the world are fission reactors. 1) They cannot "blow up" like an atom bomb. 2) They produce ra ...
... b. Either 2 or 3 neutrons are also produced with the products. c. These neutrons act as "bullets" to ram into other unstable nuclei and split them, resulting in a chain reaction. d. All nuclear reactors in the world are fission reactors. 1) They cannot "blow up" like an atom bomb. 2) They produce ra ...
Topic Review: Nuclear Chemistry 1. The stability of an isotope
... 9. The risks associated with using radioactive isotopes include biological exposure (which may cause radiation poisoning, mutations, and cancer), long-term storage and disposal, and nuclear accidents. 10. Radioactive isotopes may be used in medicine (tracing chemical and biological processes), radio ...
... 9. The risks associated with using radioactive isotopes include biological exposure (which may cause radiation poisoning, mutations, and cancer), long-term storage and disposal, and nuclear accidents. 10. Radioactive isotopes may be used in medicine (tracing chemical and biological processes), radio ...
Name
... 9. The conversion of an atomic nucleus of one element into an atomic nucleus of another element through a loss or gain in the number of protons. 10. High-energy radiation emitted by the nuclei of radioactive atoms. 11. Nuclear fusion produced by high temperature. Down 2. The force of interaction bet ...
... 9. The conversion of an atomic nucleus of one element into an atomic nucleus of another element through a loss or gain in the number of protons. 10. High-energy radiation emitted by the nuclei of radioactive atoms. 11. Nuclear fusion produced by high temperature. Down 2. The force of interaction bet ...
Topic 12- Nuclear Chem Reg Rev
... *Rate of decay is called half-life *Half-life is a constant *Half-Life is the measure of the time it take for exactly one-half of an amount of isotope to decay ...
... *Rate of decay is called half-life *Half-life is a constant *Half-Life is the measure of the time it take for exactly one-half of an amount of isotope to decay ...
Beyond Element 83 are very unstable (radioactive)
... • No amount neutrons can hold nucleus together once it has 83+ protons • All Elements 83 and above on PT are radioactive • Other elements may have radioactive isotopes applet ...
... • No amount neutrons can hold nucleus together once it has 83+ protons • All Elements 83 and above on PT are radioactive • Other elements may have radioactive isotopes applet ...
Download: Worksheet - New York Science Teacher
... A. Nuclear reactions – the energy released during nuclear reactions is much greater than the energy released during chemical reactions 1. Radioactive decay a.) The stability of an isotope is based on the ratio of neutrons to protons in its nucleus or the binding energy per nucleon. b.) Nuclei that a ...
... A. Nuclear reactions – the energy released during nuclear reactions is much greater than the energy released during chemical reactions 1. Radioactive decay a.) The stability of an isotope is based on the ratio of neutrons to protons in its nucleus or the binding energy per nucleon. b.) Nuclei that a ...
06Radioactivity - Catawba County Schools
... unstable nucleus into two smaller nuclei. Either 2 or 3 neutrons are also produced with the products; these neutrons act as “bullets” to ram into other unstable nuclei and split them, resulting in a chain reaction. All nuclear reactors in the world are fission reactors. They cannot “blow up” lik ...
... unstable nucleus into two smaller nuclei. Either 2 or 3 neutrons are also produced with the products; these neutrons act as “bullets” to ram into other unstable nuclei and split them, resulting in a chain reaction. All nuclear reactors in the world are fission reactors. They cannot “blow up” lik ...