protons and neutrons in a nuclear change is correct? a-The number of protons in the number of neutrons can do for before and after the change but the total of the number of those particles remain the same b-the total charge before and

Q: 5. An element with a mass number of 1 l and an atomic number of 5, how many neutrons does it have?…

A: 5.  Number of neutrons = mass number - atomic number                                   = A - Z…

Q: The stability belt is when the neutron and proton ratios are ______

A: A neutron is a subatomic particle which is found in the nucleus of almost every atom except that of…

Q: 1.Which of these is a description of nuclear fission?

A: A is correct option.

Q: Fill in the missing mass number and atomic number for each of these particles or types of radiation.

A: Both the α and β rays are deflected by electric and magnetic fields and the nature of such…

Q: If this figure were extended one more “generation” down, howmany neutrons would be produced?

A: Nuclear fission reaction is the type of reaction where a heavy nucleus splits into two more more…

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: In alpha particle radioactive decay the mass number of the decaying nucleus does not change. True…

A: The alpha particle radioactive decay can be written in form of a reaction as follows:

Q: Alpha I'n froe! Decay withing During Alpha decay what is happening to the nucleus in order to try…

A: In alpha decay, the atomic nucleus shoots an alpha particle and changes into a new nucleus. The…

Q: OAll isotopes 284 protons are unstable (alpha decay most common) OElements $20 protons are most…

A: Isotopes are atoms of the same element with same atomic number and different mass numbers. Atomic…

Q: The nuclear glue that helps bind a nucleus is the? A. Alpha B. Electron C. Neutron D. Proton E. Beta

A:

Q: Complete the following table Atomic Number Mass number* # of protons # of neutrons # of electrons…

A: In an atom nucleus is present. postively charged particles are protons and negatively charged…

Q: Identify an alpha particle. A) e B) | C) D) He E) ;7 n -1 A D E

A: Alpha particles are denoted by α. They are highly positively charged particles.

Q: Which two particles have opposite charges but the same mass? neutrons and protons alpha (a) and beta…

A: Charge on neutron = 0 Charge on proton = positiveMass of neutron is nearly equal to mass of…

Q: The particle described as follows 180 8 contains protons, neutrons, and electrons. **type numbers…

A: Atomic symbol is given by the general formZA​Xwhere,A is mass number.z is atomic number.X is the…

Q: Based on the evidence shown, what is the atomic number of thorium? A B CO U Parent nucleus…

A:

Q: Which particle, if lost from the nucleus, will not result in a change in the atomic mass number?

A: Which particle, if lost from the nucleus, will not result in a change in the atomic mass number?

Q: Factors determining nuclear stability Answer Bank physical state of the element pressure on the…

A: Answer given as follows

Q: y protons and neutrons are in each of the following nuclides? d. 21482P. b. 23491 Th c. Bi-212

A:

Q: You buy a thin suit made of lead to protect yourself from radiation if we have a nuclear war. Your…

A: The penetrating power is the energy required to eject the radiation particles from an atom. When the…

Q: Which particle, if lost from the nucleus, will not change the element (no change to atomic number)?…

A: Atomic No of any atom is the no of protons present on the atom.

Q: 13. The stable nucleus formed when an unstable nucleus of 137 Ba emits a gamma ray is 56 a) Ba 137…

A: A question based on nuclear reactions. Reactant of nuclear reactrion is prescribed for which the…

Q: An atom of 120ln has a mass of 119.907890 amu. mass of1H atom 1.007825 amu mass of a neutron =…

A: As we know, mass defect , ∆m is  ∆m = {Z.mp  + Z.me +  (A-Z)mn} – M ∆m = {Z( mH ) +  (A-Z)mn} – M…

Q: Match each of the following particles with their correct symbol. Y 1. Alpha Particle Y 2. neutron T…

A: 1) Alpha particle - c. H24e

Q: Using the periodic table, what is the element in period 5 with no stable isotopes? Please explain…

A: Technetium is a chemical element  with the symbol Tc and atomic number 43. It is the lightest…

Q: 3 Which pair of symbols represents nuclei with the same number of neutrons? 56Co and 58CO S7Mn and…

A: Given element are Element Atomic number (From periodic table) Co 27 Fe 26 Ni 28 Mn 25…

Q: 12. What happens with the atomic numbers in nuclear equations? O Nothing Increase Decrease Conserved

A: In nuclear equation , the sum of atomic numbers remains conserved.

Q: which extra particle is an isotope cause it to be unstable

A:

Q: QUESTION 25 When an element captures a neutron particle, the mass number ▼ and the the atomic number…

A: We know that    Neutron capture : Neutron capture is a nuclear reaction  in which an atomic nucleus…

Q: Which of the following particles has the greatest mass?   A. photon   B. positron   C. alpha…

A:

Q: QUESTION 6 When the radioactive nucleus nucleus? a. 197 Rn b. 195, Bi O c. 199 Fr d. 197 Bi e. 203.…

A: Alpha particles is similar to the Helium nucleus. In other words it has 2 protons and 2 neutronsso…

Q: QUESTION 19 The beta emission from uranium -237 results in and

A: Beta decay  It is an radioactive decay .In this beta decay beta particles are emitted . This beta…

Q: In an atom, the mass number gives the number of ________ and _________ in the nucleus. Fill in the…

A:

Q: 2. In each pair of isotopes, indicate which one you would expect to be radioactive. Support your…

A: a. 42Mo95 : No. of protons = 42(even). No. of neutrons = 95-42 = 53(odd).  43Tc92 : No. of protons =…

Q: 12. Which of the following particles has no mass?   A. neutron   B. gamma      C. positron…

A: 12. We have to choose the following given particles has no mass as follows in step 2:

Q: 23) The rest mass of a proton is 1.0072764666 u and that of a neutron is 1.0086649158 u. The 75 As…

A: 23) Mass defect is the difference between the actual atomic mass and the predicted mass calculated…

Q: What happens to the atomic number when the reactant nucleus becomes the product nucieus? What…

A: The atomic number and mass number remains the same during chemical reaction that is when reactant…

Q: After any nuclear decay, the remaining nucleus   A. is in a lower energy state   B. has a…

A:

Q: 4. Which type of radiation – alpha, beta, or gamma: a. Results in the greatest change in atomic…

A: To answer this question, we would first see definition and representation of alpha, beta and gamma…

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.