- Some questions frequently asked by houseowners : remembering the first 20 elements of the periodic table?
♥ i've got a chemistry exam in the next few days and the board states that students need to learn the first 20 elements on the periodic table. is there a catchy rhyme or something that i can learn to help me remember the elements?how to remember first 20 elements of periodic table?
♥ please anything - mnemonics, rhymes anything i need to know how to remember them!which of the first 20 elements in the periodic table are metal and which are non-metals???
♥ which of the first 20 elements in the periodic table are metal and which are non-metals??? i know some: h - non (non-metal) he -non li - be - b - c - non n - non o - non f - non ne -non na -metal mg - metal al - metal si - p - s - non cl - non ar - non k - metal ca - metal :) please help thankscan someone please tell me the first 20 elements of the periodic table and whether or not they are a metal?
♥ open question: what is the most reactive metal and non metal in the first 20 elements of modern periodic table?