The type of nuclear decay an unstable nucleus will undergo depends on its ratio of neutrons to protons. The radioisotope cobalt-65 has a ratio of neutrons to protons of 1.41, which is too high for a nucleus of this size. What nuclear changes could reduce this ratio? Choose one or more: a decrease in atomic number an increase in the number of protons conversion of one or more neutrons to protons removing electrons from the valence shell conversion of one or more protons to electrons

Q: Which of the following processes decreases the atomic number by two?   A) gamma-ray production B)…

A: Since the atomic number is decreased by 2 Hence it means the atomic number of the particle produced…

Q: Po undergoes four decay reactions: a, B, a, ß. Step 1. °Po undergoes a decay to give Pb 84 Step 2.…

A: Bi-214 undergo alpha decay (24He),then water is product of this step ?

Q: Element X has an unstable nucleus due to an over-abundance of neutrons. Which of the following is…

A: Heavy nuclei are unstable because of their heavy mass and they emit radiations in order to reduce…

Q: b Pb undergoes four decay reactions: B, B, a, B. Step 1. Pb undergoes B decay to give Bi In the…

A: Given: Pb undergoes four decay reactions: β, β, α, β In the first step, Pb82214 undergoes β decay to…

Q: Part A The belt of nuclear stability ends with the element bismuth O radon O polonium O astatine O…

A: To give: The belt of nuclear stability ends with which element.

Q: b Po undergoes four decay reactions: a, B, a, B. Step 1. 218 Po undergoes a decay to give 14 Pb 84…

A:

Q: What isotope is commonly used to determine thyroid activity and treat diseases of the thyroid? A) "C…

A: These days, the use of the radioactive element is commonly used in the treatment of disease. In the…

Q: Complete and balance the following equation. Plutonium-239 + alpha particle → ________ + neutron…

A:

Q: O Po undergoes four decay reactions: a, B, a, B. Step 1. 218 Po undergoes a decay to give 214Pb 84…

A:

Q: Choose a letter for the following questions: Nuclei with _____ atomic numbers tend to have a…

A: Fill in the blanks with suitable option--

Q: Many hospitals use radioisotopes for diagnosis and treatment or in palliative care. Three…

A: An atom consist of proton, neutron and electron

Q: Write the nuclide notation, including charge if applicable, for atoms with the following…

A: (a)

Q: If these isotopes decay through alpha decay, what products would you 226 Ra 88 1. 237 Np 93 238 3.…

A: Alfa particles is equal to the He atom which is consistent of 2 electrons and 2 neutrons. It has…

Q: Balance this nuclear reaction by supplying the missing nucleus. Replace each question mark with an…

A: Balance the atomic no. and atomic mass on both side of the reaction.

Q: Most of calcium in nature exists as 40Ca2+, but there is a measurable amount of isotopes with mass…

A:

Q: What element does *Ra-224 become when it loses an alpha particle (an alpha particle contains 4…

A: The theory of radioactive disintegration states that all radioactive elements undergo spontaneous…

Q: Strontium-89 chloride is in a class of drugs known as radioisotopes. It delivers radiation to cancer…

A:

Q: Which of the following statements is not correct about the stability of nucleus? a. The stable…

A: all elements with more than 83 protons such as uranium, radium, and polonium have unstable nuclei.…

Q: What is nuclear fusion? O A. a process in which the nucleus of an atom combines with the nucleus of…

A: Fusion indicates that two or more substances are fused together.  Nuclear fusion is a reaction in…

Q: Write the isotope symbol for each radioisotope.

A: They can be represented as:

Q: Write the nuclear symbols of the three isotopes of an element with an atomic number of 8 in which…

A: We have to write Atomic symbol for three isotopes of atomic number 8.

Q: Choose the best definition of an isotope from this list A nucleus of an element which is unstable…

A: The isotope of an element is the same atomic number with the difference in mass numbers. The atomic…

Q: Part 3: Alpha Decay Write the alpha decay equations for the following isotopes. 208 Po → He 204 Pb…

A: The loss of alpha particle ( H24e) by a radioactive nuclide known as α - decay .

Q: The stability of any nucleus is determined by the difference between the repulsion and the short-…

A: According to question 4th option is  not correct that is All isotopes of the elements with atomic…

Q: Which is more stable? Which has a larger mass? 1H + a neutron 1H + a neutron O 2H O 24 Examine the…

A: A question based on atoms that is to be accomplished.

Q: What is the product nucleus for each of the following decay processes? (Express your answer as an…

A: We have determine products  of following nuclear  reactions for the following  decay Process.

Q: 011) Write nuclear equations for each of the following radioactive decay processes. a) Mercury- 199…

A: The nuclear reaction for α-particle decay is given below : XZA  →  α24  +  YZ-2A-4 where X is the…

Q: 177 189 TI 195 203 TI TI 81 81 81 81

A: For elements with higher atomic number ,neutron to proton ratio must be higher to have higher…

Q: Beta Decay tlectron IL a changed man! During Beta decay what is happening to the nucleus to try and…

A: Beta decay is a type of radioactive decay.

Q: Write a nuclear equation for the type of decay each of these unstable isotopes is most likely to…

A: Answer  The given each element goes to stable form by nuclear…

Q: 8. True or False (use your periodic table/data sheet when appropriate) a. A Geiger counter detects…

A: (a) A Geiger counter, measured the radiation when the radiation collides with gas molecules it…

Q: The fuel for Nuclear Reactors involves the decay of Uranium-235. 235U + 'n ®93Kr + 140Ba + 3 1n…

A: An element (X) is represented as: XAtomic number→ZMass number→A Here, A represents mass number or…

Q: Neutral/lon Stable/Unstable 11. Using the simulation, build models of hydrogen that match each of…

A: The isotopes given are 11H0, 11H+1 and 31H0.

Q: 2. Use the following isotopes to answer the following 17 F, 88 Sr, 135 Cs, 55 100 Sn, 50 214, Po 84…

A: No. of protons and neutrons is as follows: 1)   17F9           p=9           n=8n/p ratio=89…

Q: The black squares represent stable isotopes in this plot of # neutrons vs # protons. What is the…

A: In an atom, the nucleus will be stable if it contains the given ratio or number of neutrons to the…

Q: What is the product nucleus for each of the following decay processes? (Express your answer as an…

A: Given nuclear processes: a. 57Co decays by electron capture. b. 54Co undergoes positron emission. c.…

Q: Write a nuclear equation for the type of decay each of these unstable isotopes is most likely to…

A: A question based on nuclear reactions that is to be accomplished.

Q: Many hospitals use radioisotopes for diagnosis and treatment or in palliative care. Three…

A: An isotope is an element that has the same atomic number but with different atomic masses. An…

Q: Which of the statements are true of nuclear reactions? a. The number and types of atoms are the…

A: Nuclear reaction: The given reaction is a nuclear reaction. In the nuclear reaction, one nuclide is…

Q: The isotope polonium-213 undergoes alpha decay. Write the reaction equation and determine the…

A: Alpha particle is helium nucleus (2He4). During the alpha particle decay, atomic number(Z) decreases…

Q: Give the nuclear symbol for the isotope of gallium, Ga, that contains 40 neutrons per atom. Replace…

A: It is given that the nuclear symbol of Gallium needs to be written which has neutrons a general…

Q: Referring to the figure below, would you except radioactive ? Explain your answer. 39 Ca to be 20…

A: Answer :-  No,3920Ca would not expected to be radioactive.

Q: 311 Vo 121 For the fictitious element, vaccinium, the correct information is a) atomic mass = 121,…

A: Given : a fictitious element 311121V

Q: Write a nuclear equation for the type of decay each of these unstable isotopes is most likely to…

A: Nuclear reactions   By Nuclear reactions an  unstable nucleus emits radiation and is transformed…

Q: As the number of protons and neutrons in the nucleus increases, elements are much less likely to…

A: The atomic numbers of the elements are  radium    : 88 iron         : 26 uranium  : 92…

Q: 1. Write a nuclear equation for the alpha decay of Pa. 2. Write a nuclear equation for the beta…

A: The nuclear disintegration process that emits alpha particles is called alpha decay. The symbol for…

Q: Which type of nuclear radiation is being emitted here? 234 Th →234 Pa+ { 0 e 90 O alpha O beta O…

A:

Q: Indicate the number of protons, neutrons, and nucleons in these nuclei: Nuclide Protons Neutrons…

A: We know that, No. Of proton= Atomic no. No.of neutron = Mass no. - no. Of proton No. Of nucleons =…

Q: Which of the following isotopes is most likely to be unstable? 28 14SI 46 °22Ti 38 18Ar none of the…

A:

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.