Mixed

Why are nuclear energy levels more complex than electron energy levels?

Why are nuclear energy levels more complex than electron energy levels?

Why are nuclear energy levels more complex than electron energy levels? Nuclear energy levels depend only on attractive forces. Nuclear energy levels depend on attractive and repulsive forces. Nuclear energy levels are an order of one hundred times as great as electron energy levels.

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

(1) Nuclear reactions involve a change in an atom’s nucleus, usually producing a different element. Chemical reactions, on the other hand, involve only a rearrangement of electrons and do not involve changes in the nuclei. (2) Different isotopes of an element normally behave similarly in chemical reactions.

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How do atomic and nuclear energy levels differ?

Both atomic energy and nuclear energy are defined regarding atoms. Atomic energy includes the sum of the energy included in an atom. Nuclear energy includes the energy released when changes are done to the nucleus of an atom. This the main difference between atomic energy and nuclear energy.

Which isotope below has the highest nuclear binding energy per gram?

Nickel-62 has the highest binding energy per nucleon of any isotope. If an atom of lower average binding energy is changed into two atoms of higher average binding energy, energy is given off. Also, if two atoms of lower average binding energy fuse into an atom of higher average binding energy, energy is given off.

Which isotope has highest nuclear binding energy per gram?

Which statement illustrates the difference between a chemical reaction and a nuclear reaction?

Therefore, the statement that illustrates the difference between a chemical reaction and a nuclear reaction is a nuclear reaction releases more energy per gram and appears to violate the law of conservation of mass.

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How does a chemical reaction differ from a nuclear reaction?

As the name implies, nuclear reactions occur in the nucleus of an atom. Chemical reactions take place outside the nucleus in the atom’s electron cloud. Chemical reactions involve electromagnetic force. The maximum number of electrons surrounding the nucleus equals the number of protons in the nucleus.

What is the difference between nuclear energy and chemical energy?

Chemical energy involves only the exchange or sharing of electrons among atoms. But nuclear energy is different; it involves not the electrons but the nuclei of atoms. For example, in a nuclear power plant, the nuclear energy comes from the splitting of the nuclei of uranium atoms.

How do energy changes during nuclear and chemical reactions compare?

Chemical reaction can be influenced by pressure or temperature. Nuclear reaction is independent of such factors. During such reactions there is low energy change. Energy changes accompanying nuclear reactions are relatively higher and larger.