Naturally occurring silicon, of which there are three isotopes, is not radioactive, There are a half dozen artificial radioisotopes.
Lead
Silicon hexabromide
Silicon and oxygen, in this form. SiO2 Silicon dioxide.
silicon and germanium
no it is not a nonmetal. Silicon is a metalloid
silicon is an element and is only composed of silicon
Silicon dice is the plural of silicon die
Silicon (and oxygen).
Silicon carbide consists of silicon and carbon, quartz consists of silicon and oxygen.
Silicon is the most abundant element. Sand is SiO2
Silicon dioxide (SiO2) is a compound.
Silicon is used in the manufacture of computer chips.