What condition describes a radioactive atom ?

Q: What is a quark?

A:

Q: hat are the 19 artificial radioactive elements?

A: The elements the following uranium on the periodic table are only produced artificially and are…

Q: What are Radioactive Isotopes ?

A: The term isotope is defined as two or more form of the same element which differs in the number of…

Q: What element is most commonly used in the production of nuclear energy?

A: Answer -  Nuclear energy - Nuclear energy is the energy in the nucleus, or core, of an atom. A…

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: understanding

A: Dear student I have given answer to your question in the image format.

Q: Why are some atoms radioactive?

A: The radioactive nuclei are unstable and have an excess number of either protons or neutrons in the…

Q: What is the outcome of neutron decay ?

A: Proton and Neutron are present in nuclei. The neutrons present inside the nuclei are stable. The…

Q: Given the following diagram, indicate the nucleus using atomic notation. Express your answer as a…

A: The given element contains: Neutrons, n = 30 Protons, p+ = 25 Electrons, e- = 25 Since the element…

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

A:

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: 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: List the types of Radioactive Decay?

A: When an unstable nucleus is converted to most stable form of nucleus by emitting the radiation is…

Q: An atom has an atomic number of 12 and a mass number of 26. Another isotope of this atom could have

A:

Q: Calculate the amount of radioactivesubstance remaining after a specifiedtime has elapsed.

A: Given information,    The amount of radioactive substance remaining after a specified time has…

Q: Give a piece of evidence to prove that the radiation cannot be atomic.

A: French chemist Becquerel accidentally discovered phenomena of nuclear radioactivity i.e the process…

Q: Use the notation to represent the isotope of silver having a neutron number of 62.

A: Isotopes are the compounds with same atomic number but different mass number. They have same number…

Q: Where is the atomic number located?

A: 14 15 16 17 18 G/p         He 1 C N O F Ne 2 Si p S Cl Ar 3 Ge As Se Br Kr 4 Sn Sb Te I Xe…

Q: Which element is most likely to be radioactive?

A: Radioactivity It is the process by which an unstable atomic nucleus will lose energy through the…

Q: Explain what must occur before a radioactive atom stopsto undergo further radioactive decay.

A: Radioactivity is the phenomenon of spontaneous emission of certain active rays by certain nuclides.…

Q: Explain the meaning of half-life.

A: Radioactivity: It is the phenomenon of decaying, in which there will be the loss of energy of an…

Q: When an atom undergoes gamma decay the atomic number decreases by 2 and the mass number decreases by…

A:

Q: Characterize alpha, beta, and gamma radiation in terms of mass and charge.

A: Radioactive elements consist unstable nuclei which on striking with an electromagnetic radiation…

Q: What is meant by the half-life of a radioactive element?

A: The elements which have an unstable nucleus in their atoms and hence to get stability they emit…

Q: What is a neutron?

A: Number of neutrons in an atom = mass number - atomic number

Q: Gamma radiation has less mass than alpha or beta radiation. O True O False

A: Nuclear chemistry is branch of chemistry that deals with radioactivity, transformation of nuclei of…

Q: stable

A: Hydrogen consists of three isoptopes namely protium, deuterium and tritium. Protium consists of one…

Q: alpha particle decay

A:

Q: What are the 10 natural radioactive elements?

A:

Q: A representation of an alpha particle would be

A: The alpha particle, released in nuclear reaction, has the high energy, and the atomic number and…

Q: What is the nuclear symbol for a radioactive isotope of copper with a mass number of 60?

A: The atomic number of copper is 29 and the mass number of radioactive isotope of copper is given as…

Q: What is ionizing radiation?

A: Ionizing radiation consists of subatomic particles or electromagnetic waves. Ionising radiation is…

Q: Explain what part of an atom undergoes change during radioactive decay.

A: Explained as follows

Q: alpha emission is

A:

Q: Define atomic number, atomic mass, atomic weight, isotope, and radioisotope.

A: Definition is as below-

Q: A undergoes alpha emission to D. Dundergoes beta emission to X. Xundergoes alpha emission to Z. If A…

A: We have to predict the Atomic number of Z.

Q: Define nuclear radiation?

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

Q: What model of nucleus was used to explain reaction of fission? Rutherford planetary model Plump…

A: The detailed solution of your question given below_ The reaction of fission is successfully explain…

Q: mass number of 319 possesses _____________ nucleons.

A: Number of Neutrons(N) = 137 Mass number(A) = 319 So, Number of protons(P) = A - N  = 319 - 137 = 182

Q: Explain "background radiation"

A:

Q: Which type of radioactive decay will decrease the atomic number by one and release two subatomic…

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

Q: ype of Radiation Mass

A: Three types of emissions are radiated from nuclei, alpha, beta and gamma. Alpha radiation is the…

Q: What are Cathode rays?

A: Given information,      Cathode rays

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.