Question

Periodic table of chemical elements impect on human welfare

Answer 1

there are 118 elements in periodic table first one is Hydrogen Helium Lithium beryllium Boron carbon Nitrogen Oxygen fluorine and neon sodium magnesium aluminium Silicon Phosphorus Sulphur chlorine Argon potassium calcium scandium Titanic chromium Nickel copper zinc gallium Germany MS Excel any improvement krypton rupaidiha Armstrong whitens conium niobium molybdenum technician ruthenium rhodium