Silicon material sign
Keywords
silicon,
atomic,
number,
massa,
signs,
symbol,
metal,
periodic,
table,
science,
education,
element,
school,
atom,
molecular,
laboratory,
chemical,
chemistry,
weight,
square,
physics,
structure,
substance,
scientific,
gas,
electron,
configuration,
property,
proton,
group,
affinity