Chem 2; Ch 3 Physical or Chemical Properties – Flashcards
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Chemical formula H2O
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Forms green carbonate when exposed to moist air
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Remains unchanged when in the presence of nitrogen
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Colorless
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Solid at normal temperatures and pressures
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Ability to combine with another substance
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Melting point
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Liquid at normal temperatures and pressures
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Boiling point is 100 degrees Celcius
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Conducts electricity
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Density is 1 gram/centimeters cubed
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Aluminum has a silvery color
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Gold has a density of 19 grams/ centimeters cubed
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Sodium ignites when dropped in water
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Water boils at 100 degress Celcius
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Silver tarnishes
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Mercury is a liquid at room temperature
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Color
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Hardness
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Density
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Tendency of iron to form rust when exposed to air
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taste
