What’s in the nucleus? Is it one large mass or it made up of no particles? How can properties of tiny object be investigated? on the investigation of Ernest Rutherford = he made an investigation, on how alpha particles can entered into the chamber when radioactive are present. = for instance on the question it is similar on “mouse trap” = He concluded that helium gas detected, he prove that the trap alpha particles were helium nuclei = the experiment showed that radon nucleus had spontaneously split. = throwing off a small fragment “alpha particle” and; leaving the large fragment “different nucleus” / chemical properties ex. Radon -------------- Polonium + Helium ‘Transmutation = it is the process of changing one element into another = it was accompanied by: Alpha Decay Beta Decay Alpha Decay = When it is accompany by transmutation = in alpha decay if two proton are lost, the atomic number of radon are lost = it represented as 42 He ex. 22286Rn ------- 21884Po + 42 He Beta Decay = neutron breaks up into a proton and electron and called it “Beta particles” = the atomic number of the nucleus increase by one, but the mass number remains the same = it represented as 0-1e 2411Na 2412Mg + 0-1e Gamma Radiation = accompany of alpha and beta decay = it is consist of protons, but it has no mass or electric charge. = it represented as 00ɣ AZX AZX + 00ɣ Given Problem: Give the value of x and y in each of the following equations. 1. 212xPb 21283Bi + y 6. 21282Pb 212xBi + 0-1e 2. 214xPb xyPo + 0-1e 7. 21084Ra xyPb + 42 He 3. yxRa 22286Rn + 42 He 8. 22789Ac 22790Th + x 4. 21584Po 21182Pb + x 9. yxU 23490Th + 42 He 5. 3yH x + 00ɣ 10. yxTh 22686Ra + 42 He Neutron Transmutation = the nuclei of atoms ARE ALL POSITIVE = neutron is uncharged, so they can approach the nucleus very closely = represent as 0-1n = first recorded neutron transmutation “lithium 6 into tritium and alpha particle 63Li + 10n ----------- 31H + 42 He Positron and antiparticle = according to the studies of Paul Dirac and Carl Anderson = the particles which had the same properties as electrons except that the curve in opposite direction in magnetic field “Positron “ = as positive electron charge = it can be positive and also as negative electron = also known as anti electron = represent as e- negative positron e+positive positron “Anti particles” = the opposite particle = accompany by electron and positron = represent as ē 3015P ------------- 3014Si + 01ē in reaction, electric charge is conserved Anti neutrino = beta decay; mass less neutrino is emitter = represent as ῡ 146C ------------- 147N + 01ē + ῡ Artificial transmutation = Ernest Rutherford = they investigate the effect of firing alpha particles into various gases 147N + 42 He ----------- 189F --------------- 178O + 11 H Sample Problem; find the value of x and y 1. X26Co ------------- 55y Fe + 01ē 2. 5123Cr ------------- xy V + 01ē 3. 6931Ga ------------- xy Zn + 01ē 4. 19679Au ------------- 200x Hg + 01ē + ῡ 5. 8838Sr ------------- 85x Rb + 01ē + ῡ 6. 4018Ar ------------- 35x Cl + 01ē + ῡ 7. 5425Mn + 42 He ----------- 56xCo --------------- Y25Fe + 11 H 8. 259102No + 42 He ----------- 261xRf --------------- 262103Lr + 11 H 9. 13957La + 42 He ----------- 141xPr --------------- 140y Ce + 11 H 10. 4018Ar + 42 He ----------- 40xCa --------------- 39y K + 11 H Nuclear Fission how does the nuclear fission occur? = nuclear fission cannot be done without the reaction of alpha particle = the repulsion of high positive charge on the nucleus on heavier atom Nuclear fission = the reaction in which large nucleus split into two parts, often approximately equal in mass Nuclear Reaction = reaction involving the strong force in which the number of protons or neutrons in nucleus charge who are the following scientist made an investigation for nuclear fission? = Nuclear fission = James Chadwick = he discovered that the particle of neutron are possible for nuclear fission =he said that neutron can approach closely to positive nucleus,that cause for collision of particles. = Enrico Fermi = Italian physicist = he attempt to produce transuranic element using neutron bombardment = he never noticed that nuclear fission already occurred until = Otto Hann/ Fritz Strussman = managed to separate the production of fission = by splitting of Uranium to Barium and Krypton nucleus 22592U + 10n ----------- 14456Ba + 9036Kr + 210n + energy = Critical Mass = the chain reaction proceeds w/out any outside assistance and the fissionable material has gone critical = In Tennessee, Oak Ridge = were the large scale of Uranium can found, and can produce “Atomic Bomb’ = August 6, 1945 – Hiroshima = August 8, 1945 – Nagasaki What’s in the nucleus? Is it one large mass or it made up of no particles? How can properties of tiny object be investigated? on the investigation of Ernest Rutherford = he made an investigation, on how alpha particles can entered into the chamber when radioactive are present. = for instance on the question it is similar on “mouse trap” = He concluded that helium gas detected, he prove that the trap alpha particles were helium nuclei = the experiment showed that radon nucleus had spontaneously split. = throwing off a small fragment “alpha particle” and; leaving the large fragment “different nucleus” / chemical properties ex. Radon -------------- Polonium + Helium ‘Transmutation = it is the process of changing one element into another = it was accompanied by: Alpha Decay Beta Decay Alpha Decay = When it is accompany by transmutation = in alpha decay if two proton are lost, the atomic number of radon are lost = it represented as 42 He ex. 22286Rn ------- 21884Po + 42 He Beta Decay = neutron breaks up into a proton and electron and called it “Beta particles” = the atomic number of the nucleus increase by one, but the mass number remains the same = it represented as 0-1e 2411Na 2412Mg + 0-1e Gamma Radiation = accompany of alpha and beta decay = it is consist of protons, but it has no mass or electric charge. = it represented as 00ɣ AZX AZX + 00ɣ Given Problem: Give the value of x and y in each of the following equations. 1. 212xPb 21283Bi + y 6. 21282Pb 212xBi + 0-1e 2. 214xPb xyPo + 0-1e 7. 21084Ra xyPb + 42 He 3. yxRa 22286Rn + 42 He 8. 22789Ac 22790Th + x 4. 21584Po 21182Pb + x 9. yxU 23490Th + 42 He 5. 3yH x + 00ɣ 10. yxTh 22686Ra + 42 He Neutron Transmutation = the nuclei of atoms ARE ALL POSITIVE = neutron is uncharged, so they can approach the nucleus very closely = represent as 0-1n = first recorded neutron transmutation “lithium 6 into tritium and alpha particle 63Li + 10n ----------- 31H + 42 He Positron and antiparticle = according to the studies of Paul Dirac and Carl Anderson = the particles which had the same properties as electrons except that the curve in opposite direction in magnetic field “Positron “ = as positive electron charge = it can be positive and also as negative electron = also known as anti electron = represent as e- negative positron e+positive positron “Anti particles” = the opposite particle = accompany by electron and positron = represent as ē 3015P ------------- 3014Si + 01ē in reaction, electric charge is conserved Anti neutrino = beta decay; mass less neutrino is emitter = represent as ῡ 146C ------------- 147N + 01ē + ῡ Artificial transmutation = Ernest Rutherford = they investigate the effect of firing alpha particles into various gases 147N + 42 He ----------- 189F --------------- 178O + 11 H Sample Problem; find the value of x and y 1. X26Co ------------- 55y Fe + 01ē 2. 5123Cr ------------- xy V + 01ē 3. 6931Ga ------------- xy Zn + 01ē 4. 19679Au ------------- 200x Hg + 01ē + ῡ 5. 8838Sr ------------- 85x Rb + 01ē + ῡ 6. 4018Ar ------------- 35x Cl + 01ē + ῡ 7. 5425Mn + 42 He ----------- 56xCo --------------- Y25Fe + 11 H 8. 259102No + 42 He ----------- 261xRf --------------- 262103Lr + 11 H 9. 13957La + 42 He ----------- 141xPr --------------- 140y Ce + 11 H 10. 4018Ar + 42 He ----------- 40xCa --------------- 39y K + 11 H Nuclear Fission how does the nuclear fission occur? = nuclear fission cannot be done without the reaction of alpha particle = the repulsion of high positive charge on the nucleus on heavier atom Nuclear fission = the reaction in which large nucleus split into two parts, often approximately equal in mass Nuclear Reaction = reaction involving the strong force in which the number of protons or neutrons in nucleus charge who are the following scientist made an investigation for nuclear fission? = Nuclear fission = James Chadwick = he discovered that the particle of neutron are possible for nuclear fission =he said that neutron can approach closely to positive nucleus,that cause for collision of particles. = Enrico Fermi = Italian physicist = he attempt to produce transuranic element using neutron bombardment = he never noticed that nuclear fission already occurred until = Otto Hann/ Fritz Strussman = managed to separate the production of fission = by splitting of Uranium to Barium and Krypton nucleus 22592U + 10n ----------- 14456Ba + 9036Kr + 210n + energy = Critical Mass = the chain reaction proceeds w/out any outside assistance and the fissionable material has gone critical = In Tennessee, Oak Ridge = were the large scale of Uranium can found, and can produce “Atomic Bomb’ = August 6, 1945 – Hiroshima = August 8, 1945 – Nagasaki What’s in the nucleus? Is it one large mass or it made up of no particles? How can properties of tiny object be investigated? on the investigation of Ernest Rutherford = he made an investigation, on how alpha particles can entered into the chamber when radioactive are present. = for instance on the question it is similar on “mouse trap” = He concluded that helium gas detected, he prove that the trap alpha particles were helium nuclei = the experiment showed that radon nucleus had spontaneously split. = throwing off a small fragment “alpha particle” and; leaving the large fragment “different nucleus” / chemical properties ex. Radon -------------- Polonium + Helium ‘Transmutation = it is the process of changing one element into another = it was accompanied by: Alpha Decay Beta Decay Alpha Decay = When it is accompany by transmutation = in alpha decay if two proton are lost, the atomic number of radon are lost = it represented as 42 He ex. 22286Rn ------- 21884Po + 42 He Beta Decay = neutron breaks up into a proton and electron and called it “Beta particles” = the atomic number of the nucleus increase by one, but the mass number remains the same = it represented as 0-1e 2411Na 2412Mg + 0-1e Gamma Radiation = accompany of alpha and beta decay = it is consist of protons, but it has no mass or electric charge. = it represented as 00ɣ AZX AZX + 00ɣ Given Problem: Give the value of x and y in each of the following equations. 1. 212xPb 21283Bi + y 6. 21282Pb 212xBi + 0-1e 2. 214xPb xyPo + 0-1e 7. 21084Ra xyPb + 42 He 3. yxRa 22286Rn + 42 He 8. 22789Ac 22790Th + x 4. 21584Po 21182Pb + x 9. yxU 23490Th + 42 He 5. 3yH x + 00ɣ 10. yxTh 22686Ra + 42 He Neutron Transmutation = the nuclei of atoms ARE ALL POSITIVE = neutron is uncharged, so they can approach the nucleus very closely = represent as 0-1n = first recorded neutron transmutation “lithium 6 into tritium and alpha particle 63Li + 10n ----------- 31H + 42 He Positron and antiparticle = according to the studies of Paul Dirac and Carl Anderson = the particles which had the same properties as electrons except that the curve in opposite direction in magnetic field “Positron “ = as positive electron charge = it can be positive and also as negative electron = also known as anti electron = represent as e- negative positron e+positive positron “Anti particles” = the opposite particle = accompany by electron and positron = represent as ē 3015P ------------- 3014Si + 01ē in reaction, electric charge is conserved Anti neutrino = beta decay; mass less neutrino is emitter = represent as ῡ 146C ------------- 147N + 01ē + ῡ Artificial transmutation = Ernest Rutherford = they investigate the effect of firing alpha particles into various gases 147N + 42 He ----------- 189F --------------- 178O + 11 H Sample Problem; find the value of x and y 1. X26Co ------------- 55y Fe + 01ē 2. 5123Cr ------------- xy V + 01ē 3. 6931Ga ------------- xy Zn + 01ē 4. 19679Au ------------- 200x Hg + 01ē + ῡ 5. 8838Sr ------------- 85x Rb + 01ē + ῡ 6. 4018Ar ------------- 35x Cl + 01ē + ῡ 7. 5425Mn + 42 He ----------- 56xCo --------------- Y25Fe + 11 H 8. 259102No + 42 He ----------- 261xRf --------------- 262103Lr + 11 H 9. 13957La + 42 He ----------- 141xPr --------------- 140y Ce + 11 H 10. 4018Ar + 42 He ----------- 40xCa --------------- 39y K + 11 H Nuclear Fission how does the nuclear fission occur? = nuclear fission cannot be done without the reaction of alpha particle = the repulsion of high positive charge on the nucleus on heavier atom Nuclear fission = the reaction in which large nucleus split into two parts, often approximately equal in mass Nuclear Reaction = reaction involving the strong force in which the number of protons or neutrons in nucleus charge who are the following scientist made an investigation for nuclear fission? = Nuclear fission = James Chadwick = he discovered that the particle of neutron are possible for nuclear fission =he said that neutron can approach closely to positive nucleus,that cause for collision of particles. = Enrico Fermi = Italian physicist = he attempt to produce transuranic element using neutron bombardment = he never noticed that nuclear fission already occurred until = Otto Hann/ Fritz Strussman = managed to separate the production of fission = by splitting of Uranium to Barium and Krypton nucleus 22592U + 10n ----------- 14456Ba + 9036Kr + 210n + energy = Critical Mass = the chain reaction proceeds w/out any outside assistance and the fissionable material has gone critical = In Tennessee, Oak Ridge = were the large scale of Uranium can found, and can produce “Atomic Bomb’ = August 6, 1945 – Hiroshima = August 8, 1945 – Nagasaki
Posted on: Tue, 10 Sep 2013 08:28:04 +0000
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