Question

First 30 element of pirodic table

Answer 1

Answer:

hydrogen,helium,lithium,beryllium,boron,carbon,nitrogen,oxygen,fluorine,neon,sodium,magnesium,aluminium,silicon,phosphorus,sulfur,chlorine,argon,potassium,calcium,scandium,titanium,vanadium,chromium,maganese,iron,nickel,copper,zinc