How many protons does Silicon 28 have?

?Si-28– Protons: 14 (atomic number)Neutrons: (mass number-atomic number) 28-14= 14Electrons: 14?Si-29- Protons: 14Neutrons: (mass number-atomic number) 29-14= 15Electrons: 14?Si-30- Protons: 14Neutrons: (mass number-atomic number) 30-14= 16Electrons: 14 3.Click to see full answer. Beside this, how many electrons does Silicon 28 have? 14 electrons Subsequently, question is, what is the symbol for Silicon 28? Si Subsequently, one may also ask, how many protons does a silicon have? 14 How many protons electrons and neutrons are in silicon? 2, 8, 4