When a radioactive isotope undergoes decay, what happens to it? Is it still the same type of atom?

Q: How does nuclear fission differ from nuclear fusion? Why are both of these processes exothermic?

A: Nuclear fission differ from nuclear fusion and  both of these processes are exothermic or not need…

Q: What is the meanings of radioactivity, nucleon, nuclide, and isotope

A: What are the meanings of radioactivity, nucleon, nuclide, and isotope?

Q: 127 Cs -> "He + ? 55

A: The completed nuclear reaction is given below

Q: What is one example of a radioisotope used in medicine? What is it used for?

A: Introduction: Radioisotopes are the element which which are formed through the process of radiation…

Q: As a result of alpha emission, the product nucleus is

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Q: Which kind of radiation from radioactive substances is most dangerous to humans?  What type of…

A: The radioactive radiation emitted by radioactive substances are: i) Alpha radiation ii) Beta…

Q: Explain what do you mean by Radioactive dating?

A: Radioactive decay (also known as nuclear decay, radioactivity, radioactive disintegration or nuclear…

Q: What are the nuclear radiations (name them)?

A: The forms of elementary particles or photons that are emitted from the nucleus of an atom during a…

Q: 20. If a nucleus needs to decrease its neutrons and add a proton to become more stable, which type…

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Q: What change in the mass number of a nucleus occurs when the nucleus emits an alpha particle?

A: To find: What change in the mass number of a nucleus occurs when the nucleus emits an alpha particle

Q: 2. What is the difference between radioactive decay and nuclear transmutation?

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Q: If Iodine-131 undergoes alpha decay, what is the product nuclide?

A: The property of a nucleus emitting α, β and γ rays is known as radioactivity and the substance…

Q: The only stable isotope of aluminum is aluminum-27. What type of radioactive decay should be…

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Q: Describe the process of electron capture. What happens to the mass number and atomic number of a…

A: The process of electron capture is to be explained. And what happens to the mass number and atomic…

Q: What are magic numbers? How are they important in determining the stability of a nuclide?

A: The magic numbers are defined as the number of nucleons required for completion of the energy levels…

Q: What are the two principal differences between nuclear reactions and ordinary chemical changes?

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Q: Each equation shows a radioactive isotope giving off some form of radiation, labeled X. Which…

A: alpha partcle  =  2He 4 When a nucleus emits an alpha particle, changes:  mass number decreases by…

Q: How are radioactive isotopes used in tracers?

A: Tracers are the compounds that are used to identify the behavior and nature of various physical,…

Q: What is the daughter nuclide when Ra-226 experiences alpha decay? (Write your answer as a…

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Q: Which radioactive process would turn Bi-184 to Pb-184? O gamma decay O alpha decay O positron…

A: Radioactive elements can be defined as the elements that release atomic radiations in order to…

Q: 48. The isotope Zn undergoes what mode of radioactive decay? (A) Alpha emission (C) Gamma emission…

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Q: According to the law of conservation of matter, what happens to the atoms in a nuclear reaction A…

A: In nuclear reaction mainly mass is lost and this lost mass is  converted into energy

Q: The nucleus of a stable isotope captures a beta particle to produce potassium-41. What was the…

A: Given: The nucleus of a stable isotope captures a beta particle to produce potassium-41. We have to…

Q: )Explain each statement. Gamma decay does not change the atomic number or mass number of the…

A: answer- a.  Yes, gamma decay does not change the atomic number or mass number of decaying nuclide.…

Q: What is a gamma ray? What happens to the mass number and atomic number of a nuclide that emits a…

A: The nuclear reactions are a type of chemical processes which lead to the formation of some new…

Q: What is the daughter nuclide when Pb-214 experiences beta decay? (Write your answer as a symbol-mass…

A: • The beta particles are electrons, -1e0 ( mass number zero and charge -1 )    • When a nucleus…

Q: a fission reaction. beta-particle emission. a fusion reaction. The reaction + an electron capture…

A: Fission reaction : That reaction in which nucleus of an atom splits into two or more smaller nuclei…

Q: What is an alpha particle? What happens to the mass number and atomic number of a nuclide that emits…

A: The nuclear reactions are a type of chemical processes which lead to the formation of some new…

Q: What are the different ways of measuring the radiation exposure?

A: Radiation is energy that comes from a source and travels through space at the speed of light. This…

Q: Resulting nuclide when Be-7 decays by electron capture?

A: In this question we are asked for the nuclide on the decay of Be-7 by electron capture.

Q: Which of the following is the most stable isotope?A. Carbon-14B. Uranium-235C. Francium-227D.…

A: Half lifetime: The stability of the radioactive nucleus can be determined by the value of half-life…

Q: Complete the following nuclear equation and identify X. Chromium-53 + alpha particle ---> neutron +…

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Q: When an atom of U-235 is combined with a single neutron nuclear fission occurs resulting in an atom…

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Q: After 31 years, what mass (in g) remains of a 45.0 g sample of a radioactive isotope with a…

A: Given, Half life (t1/2 )= 7.3 years time (t) = 31 years Number of radioactive atoms present…

Q: What is the difference between a radioactive isotope and a stable isotope? What is the history of…

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Q: Which of the various particles (α particles, β particles, and so on) that may be produced in a…

A: Nuclei consists of neutrons and protons except protium.

Q: Give the symbol for (a) a proton, (b) a beta particle, (c) a positron

A: Give the symbol for (a) a proton, (b) a beta particle, (c) a positron

Q: Rb ? + 37

A: A question based on nuclear chemistry, which is to be accomplished.

Q: What is a beta particle? What happens to the mass number and atomic number of a nuclide that emits a…

A: In radioactive decay process the unstable isotopes loses their energy by emitting radiation. It is…

Q: What type of radioactive decay is the least penatrating?

A: We have to tell the type of radioactive decay has the least penetrating power. Radioactive decay is…

Q: What happens to the number of protons in a nucleus when it undergoes beta-plus decay?

A: During beta-plus decay, a proton in an atom's nucleus turns into a neutron, a positron and a…

Q: 3 What is the mass defect? How does it relate to fission and fusion?

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Q: when an unstable nucleus emits radiation a. beta negative b. betatron c. helium nucleus (alpha) give…

A: Given: Unstable nucleus emits radiation. (a) beta negative (b) betatron (c) Helium nucleus (alpha)…

Q: Define nuclear radiation?

A: Nuclear radiation refers to the particles and photons emitted during reactions that involve the…

Q: What is the daughter nucleus (nuclide) Produce when 211^Pb Undergoes beta decay by emitting an…

A: In beta decay, atomic number is increased by one because electron is emitted but atomic mass remain…

Q: Why is uranium-235 an ideal isotope to use for nuclear technology compared to something like…

A: Nuclear reactions are employed in nuclear technology as these produce enormous amount of energy…

Q: What types of radiation (electromagnetic radiation and/or high-energy particle) are produced in the…

A: Lutetium is an element present in f-block of the periodic table with an atomic number of 71. It has…