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Questions and Answers
Nuclear chemistry deals with the study of the atomic nucleus and chemical changes.
Nuclear chemistry deals with the study of the atomic nucleus and chemical changes.
False
Atoms of one element are often converted into another element during nuclear reactions.
Atoms of one element are often converted into another element during nuclear reactions.
True
Isotopes are nuclides with the same number of protons but different numbers of electrons.
Isotopes are nuclides with the same number of protons but different numbers of electrons.
False
Radioactive nuclei decay spontaneously without emitting any particles or radiation.
Radioactive nuclei decay spontaneously without emitting any particles or radiation.
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Nuclides with different numbers of protons and neutrons are called isotopes.
Nuclides with different numbers of protons and neutrons are called isotopes.
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Radioisotopes are isotopes that do not emit any radiation.
Radioisotopes are isotopes that do not emit any radiation.
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Radioactive isotopes are commonly used in nuclear weapons development.
Radioactive isotopes are commonly used in nuclear weapons development.
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Marie Curie made significant contributions to the study of radioactivity and nuclear changes.
Marie Curie made significant contributions to the study of radioactivity and nuclear changes.
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Traditional chemistry reactions are solely based on the interaction of nucleus with valence electrons.
Traditional chemistry reactions are solely based on the interaction of nucleus with valence electrons.
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Isotopes and radioelements have different physical properties due to their atomic nuclei.
Isotopes and radioelements have different physical properties due to their atomic nuclei.
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Nuclear radiation is not affected by the amount of radioactive elements present.
Nuclear radiation is not affected by the amount of radioactive elements present.
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Radionuclides play a role in various fields including geoscience and bioscience.
Radionuclides play a role in various fields including geoscience and bioscience.
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The rate of radioactive decay is commonly expressed as a quarter-life (t1/4).
The rate of radioactive decay is commonly expressed as a quarter-life (t1/4).
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In stable atomic nuclei, electrostatic repulsions between protons are overcome by the electromagnetic force.
In stable atomic nuclei, electrostatic repulsions between protons are overcome by the electromagnetic force.
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Neutrons have a charge of +1 related to the charge of an electron.
Neutrons have a charge of +1 related to the charge of an electron.
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Nuclear binding energy is the energy required to split a nucleus into its constituent nucleons.
Nuclear binding energy is the energy required to split a nucleus into its constituent nucleons.
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The mass defect represents the mass difference between a nucleus and its constituent nucleons.
The mass defect represents the mass difference between a nucleus and its constituent nucleons.
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Unstable nuclei exhibit weaker attractive interactions due to the electromagnetic force than the electrostatic repulsions between protons.
Unstable nuclei exhibit weaker attractive interactions due to the electromagnetic force than the electrostatic repulsions between protons.
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