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12 Cards in this Set

  • Front
  • Back

Homogeneous (solution)

Same throughout


Ex. Water


XOXOXO


OXOXOX

Heterogeneous

Don't mix


Ex. Water an oil


XXXOOO


XXXOOO

Extensive properties

Those that depend on every lil bit


Volume, shape, mass

Intensive

Those that don't depend on how much matter


Color, texture, density

Physical properties

Can be measured/observed without change of composition of substance


Color, luster, viscosity

Chemical properties

Can be measured/observed by changing substance


Burning, chem reaction, acid on metal

Physical change

Change in substance that doesn't change composition


Melting, freezing

Chemical change

Two or more substances changing into another one


Burning, exploding, rusting

Precent of Mass

Msolution / Msolution x 100

Eletronegativity

Ability to attract electrons in bond

Ionization energy

Energy required to remove an e- from gas atom

Electron affinity

Energy released when an atom accepts an e- to become negative ion