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'21 CHEM Finals Pg 1

Final Exam Review

QuestionAnswer
study of matter and its changes chemistry
conditions kept the same during experiment constants
group not receiving the independent variable control
property based on type intensive property
property based on amount extensive property
most common state of matter in universe plasma
created the first periodic table Mendeleev
horizontal rows on the periodic table periods (7)
vertical columns on the periodic table group/family (18)
group 17 (7A) elements Halogens
group 18 (8A) elements Noble Gases
group 1 (1A) elements Alkali Metals
group 2 (2A) elements Alkali Earth Metals
subatomic particle with positive charge proton
subatomic particle with negative charge electron
subatomic particle with no charge neutron
temperature where all molecules stop moving absolute zero
SI unit for amount of substance moles
SI unit for temperature Kelvin
3 types of graphs bar, line, pie
outermost electrons ; furthest from nucleus valence electrons
innermost electrons ; closer to the nucleus core electrons
location of protons and neutrons nucleus
location of electrons electron cloud
7 elements that have properties of both metals and nonmetals metalloids
states that 8 is the stable number of valence electrons octet rule
Created by: cadetjt
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