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Matter

QuestionAnswer
what are the transition metals located on the periodic table? the middle
where are the least reactive elements on the periodic table? noble gases
where are the most reactive elements on the periodic table? alkali metals
where are the metalloids on the periodic table? between metals and non-metals
where are the non-metals on the periodic table? on the upper right side
where are the metals on the periodic table? left side & the middle
what is the smallest part of an element? an atom
what is the smallest part of a compound? a molecule
what does a period represent? a row of chemical elements that have the same number of electron shells (left to right)
what does a group represent? columns of chemical elements that have similar physical or chemical characteristics (up & down)
what is the definition of mass? a coherent, typically large body of mass with no definite shape
what is the law of conservation of matter? mass cannot change, so quantity can neither be added or removed
what is the definition of density? the degree of compactness of a substance
what is the formula of density? density=mass/volume
what are the types of physical properties? color, state (phase), mass, density, melting/boiling point, odor
what are the types of chemical properties? flammability, toxicity, reactivity
what is the definition of melting point? when a solid becomes a liquid
what is the definition of combustibility? able to catch fire and burn easily
what is the definition of reactivity? the state or power of being reactive
what is the definition of boiling point? when a liquid turns into a vapor
Created by: Enslee Cayden
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