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Nuclear Chemistry
Page 6
Questions (324)
Polonium has a mass number of 212 and an atomic number of 84. In a balanced nuclear reaction, polonium releases an alpha
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Polonium has a mass number of 212 and an atomic number of 84. In a balanced nuclear reaction, polonium releases an alpha
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Polonium has a large, unstable nucleus. through Which process is it most likely to become stable?
A. beta-minus decay B. gamma
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Use the equation to complete the activity. 21986 Rn + Beta→21985(1 point) Responses mass number is zero, it is a proton mass
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hatemaths
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A neutron strikes an atom of uranium-235 to start a fission reaction. A student expresses this situation as 01n+235 92U . Which
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Use the equation to complete the activity.
21986 Rn + Beta→ 21985 As The nuclear equation shows a form of radon into astatine
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How is fission different from a simple chemical reaction?(1 point)
Responses Atoms are split into smaller pieces during fission.
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Use the equation to complete the activity.
21986 Rn + Beta→ 21985 Asmass of beta is zero, and it is an electron mass of beta is
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Which heavy element is used typically in nuclear fission?(1 point)
Responses lead lead polonium polonium nobelium nobelium
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5. Nuclide X decays more quickly than nuclide Y. Based on this information, which of the following statements must be true?(1
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nom
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5. Nuclide X decays more quickly than nuclide Y. Based on this information, which of the following statements must be true?(1
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nom
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he uranium-238 nuclide radioactively decays by alpha emission. Write a balanced nuclear chemical equation that describes this
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The carbon-14 nuclide radioactively decays by beta emission. Write a balanced nuclear chemical equation that describes this
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The technetium-99 nuclide radioactively decays by beta emission. Write a balanced nuclear chemical equation that describes this
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Fill in the missing symbol in this nuclear chemical equation.
_->_5^10 Br + _-^0 e
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How many electron’s worth of mass-energy are released in these combined processes Pt-190 reaches to its stable isotope, to the
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petetmk
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Why does the emission of an alpha particle always result in transmutation?(1 point)
Responses Energy is released from the nucleus
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the
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in a nuclear reaction, which is the same before and after the change?
A. the types of atoms B. the number of alpha particles C.
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why does the emission of an alpha particle always result in transmutation?
A. the number of protons in the atom changes B. energy
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how is fusion different from a simple chemical reaction?
A. atoms come together in a chemical reaction, but they are split in a
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How is fission different from a simple chemical reaction?
A. fission reactions run out of control, while chemical reactions are
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the nuclear equation shows transmutation of a form of radon into polonium and an alpha particle. in two sentences explain
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the nuclear equation shows transmutation of a form of radon into polonium and an alpha particle. in one sentence explain whether
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How is fission different from a simple chemical reaction? (1 point)
a. Fission reactions run out of control, while chemical
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Polonium (Po) decays by alpha emission. What will be the mass number, atomic number, and symbol of the new atom produced by the
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Choose 3 correct statements that tell the correct atomic number, mass number and symbol of the daughter atom. If you are unsure
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Beryllium-7 undergoes gamma decay to become more stable. What 3 statements below are TRUE of the mass number, atomic number, and
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Question 19 (1 point) Which statement below correctly identifies the parent and daughter atom in the nuclear decay equation
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Describe how you can identify this as an alpha decay equation. Make sure you use the terms atomic masses, alpha particle and
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In nuclear chemistry the change that occurs will result in a different atom because * 2 points Electrons are created and added
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How does nuclear chemistry differ from chemical reactions chemistry? * 2 points Chemical reactions are more powerful than
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How does nuclear chemistry differ from chemical reactions chemistry? * 2 points
A.Chemical reactions are more powerful than
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Why do nuclear reactions occur? * 2 points
The electrons need to be shared or transferred in the outer shells of atoms When any
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Question 10 (3 points)
The three main types of nuclear radiation are alpha, beta, and gamma. Order the types of radiation from
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Question 19 (1 point)
222 218 4 Rn---> Po+ He 86 84 2 Which statement below correctly identifies the parent and daughter atom in
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Suppose a hydrogen-2 nuclide transforms into a helium-3 nuclide by absorbing a proton.
Complete the nuclear chemical equation
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Suppose a helium-3 nuclide transforms into a helium-4 nuclide by absorbing a proton and emitting a positron
Complete the nuclear
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uppose an oxygen-16 nuclide transforms into a nitrogen-13 nuclide by absorbing a proton and emitting an alpha particle. omplete
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Suppose an aluminum-27 nuclide transforms into a phosphorus-30 nuclide by absorbing an alpha particle and emitting a neutron.
Com
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Suppose a uranium-238 nuclide transforms into a uranium-239 nuclide by absorbing a neutron.
Complete the nuclear chemical
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Suppose a samarium-147 nuclide decays into a neodymium-143 nuclide by emitting an alpha particle.
Complete the nuclear chemical
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Fill in the missing symbol in this nuclear chemical equation.
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Nuclear reactions can be written out in equation form, with information about the nuclei that undergo the change and those that
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Why is critical mass important for a fission chain reaction? (1 point)
* 1 point It keeps neutrons from escaping the sample. It
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What quantity might change in a nuclear reaction that does not change in a chemical reaction?
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Nuclear reactions can be written out in equation form with information about the nuclei that take place in the tusion reaction
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223/88Ra->219/86Rn+a
The nuclear equation shows the transmutation of a form of radium into radon. What does the alpha symbol a
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No
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Illustrate and describe the reaction that occurs when plutonium - 239 is bombarded by a certain particle to form Curium - 242
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Illustrate the reaction for the alpha decay of bismuth - 210.
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Illustrate the beta decay of carbon - 14.
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Parent Categories (7)
Chemistry
Physical Science
Physics
Radioactive Isotopes
Science
Science and Technology
Science Education