Isotopes of silicon
= Isotopes of silicon
{wiki=Isotopes_of_silicon}
Silicon has several isotopes, which are variations of the silicon atom that have the same number of protons (14) but different numbers of neutrons. The stable isotopes of silicon are: 1. **Silicon-28 (Si-28)**: This is the most abundant isotope, making up about 97.2% of natural silicon. It has 14 protons and 14 neutrons.