FIRST TWENTY ELEMENTS ON CHEMISTRY .pptx

first 20 elements on chemistry

1. CHEMISTRY ELEMENTS AND SYMBOLS

2. FIRST TWENTY ELEMENTS HYDROGEN HELLIUM LITHIUM BERRYLIUM BORON CARBON NITROGEN OXYGEN FLUORINE NEON SODIUM MAGNESIUM ALUMINIUM SILICON PHOSPHOROUS SULPHUR CHLORINE ARGON POTASSIUM CALCIUM H He Li Be B C N O Fl Ne Na Mg Al Si P S Cl Ar K Ca