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Matter

Physical and Chemical Properties

QuestionAnswer
Matter Anything that takes up space and has mass.
Mass A measure of the amount of matter contained in a physical body.
Volume The space that something takes up.
Solid Particles close together.
Liquid Particles still close together but not in fixed positions.
Gas Particles spread out
Physical Property A property that can be observed without changing the identity of the substance.
Chemical Property A property that can only be observed by changing the identity of the substance.
Atom Smallest unit of matter
Atomic Number Number of protons in an atom of a given element
Atomic Mass Number of protons plus the number of neutrons in an atom
NUCLEUS center of the atom that has the protons and neutrons (heaviest part of the atom)
PROTON positive subatomic particle in the nucleus
NEUTRON neutral subatomic particle in the nucleus
ELECTRON negative subatomic particle that is around the outside of the nucleus
malleability ability to be flattened into a sheet; bendable
ductility ability to be stretched into a wire
reactivity ability to react with another substance
malleability ability to be flattened into a sheet; bendable
ductility ability to be stretched into a wire
reactivity ability to react with another substance
period horizontal rows on periodic table
groups vertical columns on periodic table
melting point temperature where solid turns to liquid
boiling point temperature where liquid turns to gas
metal shiny, good conductors, malleable, ductility
metalloid like both metal and non-metal, shiny, malleable, semi-conductors
non-metal poor conductors, mostly gases, dull
Created by: meadowsre
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