Memory Game Memori Unsur AtomikOnline version Pasangkan unsur dengan simbolnya by Hengky Kusniar F Oksigen B Hidrogen Lithium Berilium Carbon Nitrogen Neon Ne Be N H Boron C O He Li Helium Florin Sulfur Chlorine Phospor Argon Alumunium kalium Magnesium Natrium Silikon Kalsium