In the context of nuclear stability, when the atomic number _____ no number of neutrons can stabilize the nucleus and its large collection of positive charges.   less than 33   more than 33 but less than 52   more than 52 but less than 83   more than 83

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

A: Here we have to write the product nucleus for each of following decay process

Q: A sizeable uranium deposit was found in northern Canada. When one kilogram of the uranium ore was…

A: Know Initial amount of uranium ore (a) = 1000 g Half life of uranium = 4,510,000,000 yrs Amount of…

Q: Radioactive isotopes with high atomic numbers often decay to form isotopes that are themselves…

A: Atoms having same atomic number but different atomic masses are called isotope. For one there are…

Q: Calculate the mass defect for lithium-7. The mass of lithium-7 is 7.016003 amu. (1 proton = 1.007826…

A: Mass of lithium -7=7.016003amu 1proton=1.007826amu 1 neutron=1.008665amu Mass defect for lithium-7=?

Q: Which element has the most tightly bound nucleus? is the correct answer. (No nuclear reactions can…

A: The most tightly bound nucleus can be observed from Nuclear Binding Energy curve. The curve predicts…

Q: 206 §Hg a. b. 18H9 30 195 §Hg 80 90 С. d. Kr

A: AZX here, X represents the element.  A represents the atomic mass which is sum of number of protons…

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: Question (1E Answer the following statements with True or False and correct the false one 1. The…

A: 1.  False statement, Correct statement: both mass and charge of gamma-ray is zero. gamma rays are…

Q: Compare fl uorine-18 and fl uorine-19 with regard to each of the following: (a) atomic number; (b)…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: 38 of 48 Na-25 undergoes beta emission to change to Na-24 Ne-25 Mg-25 Ne-24

A: On beta decay emission, a nucleus of a radioactive nuclide contains neutron which is converted into…

Q: Polonium isotope Po-218 emits alpha-particle and then the nucleus of Pb obtained emits an electron.…

A: Given that parent element is Po - 218 First decay is alpha decay then in second step electron is…

Q: Activity 8.7 Think-Pair-SharO 21t Century Skills Instructions: 1 Carry out this activity in pairs.…

A: MedicalSodium-24It is used as an electrocytetuacer to follow the pathsodium takes in a personsbody…

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: The beta decay product of Mo-98 is

A: Given :-  Mo-98 i.e. molybdenum (mass number = 98)  Atomic number = 42 To be determined :-  Its beta…

Q: Which of the following isotopes of calcium would be the most stable?     calcium- 38 calcium- 40…

A:

Q: Select the isotope that has the greatest stability per nucleon. H. 56 Fe 26 131 Xe 54 23 Na 11

A: Stability of nucleons.

Q: Write the isotope symbol for each radioisotope.

A: They can be represented as:

Q: The largest number of stable nuclides have an [ Select ] v number of protons and an [ Select ]…

A: Number of neutron and number of proton affect the stability of nucleus

Q: 1. Which isotope in each of the following pairs should be more stable? b) P or P a) Ca or Ca 32 15…

A:

Q: PART II: Balance the nuclear equation by identifying the right particle or isotope. ANSWERS ONLY 1.…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: Which of the following nuclei is most likely to decay by positron emission? Periodic Table of the…

A: Introduction: Positron emission occurs when a proton in a radioactive nucleus changes into a neutron…

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 isotope in each pair is more stable? Why?(a) 14055Cs or 13355Cs (b) 7935Br or 7835Br(c) 2812Mg…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: 6. Positron (+10B) emission of a large isotope can give increased nuclear stability by: a)…

A: Answer:- the emission of positron particle results in the decrease of number of protons by one unit…

Q: Element Atomic Number: 1 Name: Hydrogen Symbol: Atomic Number: O 'H O 2H Isotope Atomic Mass:…

A: Deuterium, H12 has 1 proton and 1 neutron.

Q: UCLEAR CHEMISTRY: Consider the nuclei  11750Sn. Determine its mass defect in kilograms if its atomic…

A: Interpretation: We have to calculate mass defect .

Q: When a nucleus undergoes alpha decay, an electron is ejected from the nucleus.   True False

A: We all know that, when a nucleus undergoes alpha decay that means it's released helium particles.…

Q: Question 3 What factor determines if an isotope will spontaneously emit radiation? Group of answer…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Question 10 The mass deficiency for an isotope was found to be 0.410 amu/atom. Calculate the binding…

A: To solve this problem we will use the formula   E = mC2  Where ,  E = binding energy  m = mass…

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: An element has a atomic number of 66 and a mass number of 108. This element undergoes β-minus decay.…

A: Given, an element has an atomic number of 66 and a mass number of 108.

Q: Silicon (14Si) has three stable isotopes with consecutive mass numbers. Write the complete nuclear…

A: Three Isotope are stable of silicon

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: Decay series of Th-232: Start with Th-232, determine the isotope and the type of radioactive decay.…

A:

Q: What are the types of radiation emitted by the nuclei of radioactive elements? A) Helium nuclei B)…

A:

Q: Which radioactive decay is most probable? 30 14si → 1si + B si → 3Mg + a 29 1si > Al + B+ 4si → }P +…

A: Radioactive decay occurs in such fashion, where neutron to proton ratio will be closed to 1

Q: 3. The table below is a summary of the different modes of nuclear decay. Fill in the changes in…

A: Nuclear decay leads to emission of various penetrating radiation. During nuclear decay, the Z value…

Q: Again, focusing on the second nuclear equation shown below (vanadium on the left side of the arrow,…

A:

Q: The first six elements of the first transition series have the following number of stable isotopes:…

A: Sc, V, Mn are called mono-isotopic elements.

Q: Which of the following changes occur in the nucleus when a positron particle is given off during a…

A:

Q: 2. If a nucleus captures an alpha particle and then emits a beta particle a. its atomic number…

A: general equation for α emission AZX→A-4Z-2Y +42He +Energy so due to alpha emission four units of…

Q: he stable isotope of phosphorus is P-31. Predict the nuclear process for the decay of P-32. A) alpha…

A: The nuclear process for the decay of P-32 is beta decay

Q: Radioactive isotopes with high atomic numbers often decay to form isotopes that are themselves…

A:

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: What mode of radioactive decay is most likely for the C-14 isotope? positron emission gamma…

A:

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

A:

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.