Binding energy & energy required to remove a nucleon

In summary, the binding energy of a 2_1 deuterium atom is 2.00MeV. The energy required to remove a nucleon from this atom is equal to the binding energy divided by the nucleon number, which is 2 in this case. This means that the total binding energy must be supplied to disassemble the nucleus into its two parts, which have their usual mass when separated. Therefore, the energy required to remove a nucleon from a 2_1 deuterium atom is also 2.00MeV.
  • #1
desmond iking
284
2

Homework Statement



lets's say the binding energy of 2_1 deuterium atom is 2.00MeV .. what's the energy required to remove a nucleon from the 2_1 deuterium atom

Homework Equations

The Attempt at a Solution

the ans is 2.00MeV...
why not 1.00MeV ??

because eneryg required to remove a nucleon is binding energy/ nucleon number (A) [/B]
 
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  • #2
Deuterium consists of one proton and one neutron. Removing a nucleon from the nucleus effectively leaves a disassembled nucleus, that is the two nucleons exist separately. That means that you have to supply the total binding energy to disassemble the nucleus into its two parts. They will then have their usual mass when they are separated.
 

Related to Binding energy & energy required to remove a nucleon

1. What is binding energy?

Binding energy refers to the amount of energy required to hold together the nucleus of an atom. It is the energy that holds the protons and neutrons together in the nucleus, overcoming the repulsive forces between positively charged protons.

2. How is binding energy calculated?

Binding energy is calculated using Einstein's famous equation, E=mc^2. In this equation, E represents energy, m represents mass, and c represents the speed of light. By determining the mass defect, or the difference between the mass of the individual nucleons and the mass of the nucleus, the binding energy can be calculated.

3. What is the relationship between binding energy and stability?

The higher the binding energy of a nucleus, the more stable it is. This is because a higher binding energy means that more energy is required to break apart the nucleus, making it less likely to undergo nuclear reactions or decay.

4. How does the energy required to remove a nucleon relate to binding energy?

The energy required to remove a nucleon, also known as the nucleon separation energy, is directly related to the binding energy. The higher the binding energy, the more energy is required to remove a nucleon from the nucleus. This is because the nucleon is tightly bound to the nucleus and it takes a lot of energy to overcome the strong nuclear force that holds it in place.

5. What factors affect binding energy and the energy required to remove a nucleon?

The main factors that affect binding energy and nucleon separation energy are the number of protons and neutrons in the nucleus, as well as the nuclear force and electromagnetic force between them. As the number of protons or neutrons increases, the binding energy and nucleon separation energy also increase. Additionally, the distance between the nucleons and the strength of the nuclear and electromagnetic forces also play a role in determining these energies.

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