periodic table notes part 1.notebook1November 26, 2015Periodic Table Part 1Def: Is a visual representation which organizes the elements by chemical and physical properties.Group or Family: Periods, orbits, energy shells or energy levels:element song.mp4Daniel Radcliffe sings The Element's Song.mp4Vin Diesel on Helium.mp4Mythbusters on Helium Very Funny Video.mp4Elements which are in the same group form a column in the PT. They are grouped together because they have similar characteristics. This is because they have the same number of valence electrons.Valence electrons: Same number of electrons on the last orbit. Group elements together horizontally. They are grouped together because all the elements use the same number of orbits or periods.
periodic table notes part 1.notebook2November 26, 2015Metals, nonmetals and metalloids:Elements are also divided by a staircase on the periodic table. MetalsNonmetalsMetalloidsleft of the stair case metallic luster conducts heat conducts electricity malleable ductile soft very reactive when placed in water and acid high melting point all solids except for mercury Right of stair case Found in 3 states of matter Opposite properties of metals almost surround the staircase characteristics of both metals and nonmetals ex: might be malleable, but does not conduct