Physical and Chemical Properties

Physical and Chemical Properties - Physical and Chemical...

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Unformatted text preview: Physical and Chemical Properties Determine by measuring Diso characteristics you get without chemical reaction (physical) Chemical- forms a new substance (reacting with another chemical or decomposing) Physical Properties o State o Melting point o Boiling point o Freezing point o Change in H Vapor o Color o Density o Specific Gravity o Special Props.-how it absorbs light & measurement o Spectraphotometer o Shiny/Dull Chemical Properties- Chemical Change o color change o gives off heat *Exothermic reaction* o Cold *Endothermic Rxt* o Precipitate- put x solutions together & now there is a solid o Gas released (baking soda & vinegar) o Light produced o All are Signs that a chemical change has taken place Chemical or Physical? o A gold ring doesnt rust? Chemical o Gold rings meets @ 1337K? Physical o Gold Ring turns your finger green? Chemical o Piece of Gold hammered into ring? Physical o Gold ring has a density of 193g/cm 3 o Color- Physical o Souring- Chemical o Flammability-Chemical o Conduction of heat-Chemical o Luster-Physical o Gas Production- Chemical o Size-Physical o Melting Point- Physical o Ripening of fruit-Chemical Every substance has a set of physical and chemical properties: o Element, Compound, Ionic interaction...
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Physical and Chemical Properties - Physical and Chemical...

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