chemical isotope
C18589
concept
A chemical isotope is a variant of a chemical element that has the same number of protons but a different number of neutrons in its nucleus, resulting in a different atomic mass.
All labels observed (12)
| Label | Occurrences |
|---|---|
| nitrogen isotope | 3 |
| actinide isotope | 2 |
| californium isotope | 1 |
| chemical isotope canonical | 1 |
| fermium isotope | 1 |
| isotope | 1 |
| isotope of lutetium | 1 |
| radioactive isotope | 1 |
| radioactive isotope of lutetium | 1 |
| synthetic isotope | 1 |
| uranium isotope | 1 |
| ytterbium isotope | 1 |
Description generation (CDg)
The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.
Instruction
generate a one-sentence description for a given conceptual class. # Response Format Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: chemical isotope
Generated description
A chemical isotope is a variant of a chemical element that has the same number of protons but a different number of neutrons in its nucleus, resulting in a different atomic mass.
Instances (9)
| Instance | Via concept surface |
|---|---|
| helium-3 | — |
| nitrogen-13 | radioactive isotope |
| nitrogen-14 | nitrogen isotope |
| nitrogen-15 | isotope |
| californium-252 | synthetic isotope |
| fermium-252 | fermium isotope |
|
lutetium
surface form:
Lutetium-175
|
isotope of lutetium |
|
ytterbium
surface form:
ytterbium-171
|
ytterbium isotope |
| uranium-235 | uranium isotope |