Properties And Changes Of Matter Flashcards
(5 cards)
1
Q
Name some examples of chemical properties
A
Iron rusts easily
Propane a burns quickly
2
Q
How can chemical changes be reversed
A
Only by other chemical changes
3
Q
What are some observations that tell us when a chemical change has occurred?
A
Formation of a gas
Formation of a precipitate
Liberation or absorption of heat, light, or energy forms
A change in color
4
Q
How can homogeneous mixtures be separated
A
By distillation: simple distillation, fractional distillation, chromatography, paper chromatography, column chromatography, and gas chromatography.
5
Q
What are some examples of physical properties
A
Color Odor Density Hardness Taste State (solid, liquid, gas)
