noun
- one of two or more atoms having the same number of neutrons but different numbers of protons
Usage: chemistry; physics
Examples
- Carbon-14 and nitrogen-15 are isotones because they both have 8 neutrons.
- The scientist studied various isotones to understand nuclear structure.
- Isotones share the same neutron number but differ in atomic number.
- The research focused on isotones of light elements.
- Understanding isotones helps explain nuclear stability patterns.