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Chem Vocab for SAT2
important words
22
Chemistry
10th Grade
06/04/2010

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Term
alkaline
Definition
basic properties
Term
allotropic
Definition
same element with different crystalline strucutres
Term
amorphous
Definition
no deffinite crystalline structure
Term
amphoteric
Definition
can form both basic and acidic solution
Term
anhydrous
Definition
containing NO water
Term
antichlor
Definition
remove extra chlorine from bleaching process
Term
atomic number
Definition
number of PROTONS
Term
Aufbau
Definition
lowerst --> highest energy level
Term
Brownian movement
Definition
zigzag of particles
Term
colligitave
Definition
concientration not type of particles
Term
critical temperature
Definition
no gas can be liquefied
Term
heavy water
Definition
D2O (deuterium oxide)
Term
Dalton's Law
Definition
add up partial pressures to get pressure of mixture
Term
First law of Thermodynamics
Definition
total energy of universe cant be destroyed
Term
molal
Definition
mole/1000grams
Term
Pauli Excersion
Definition
only 2 electrons with opposite spins per orbital
Term
spectroscope
Definition
analyze light by seperating into common wavelengths
Term
saturated
Definition
maximum amount of solute
Term
supersaturated
Definition
greated quantity of solute than usually possible at temp
Term
volatile
Definition
easily changed into a gas at low temp
Term
vapor pressure
Definition
pressure exerted when vapor is in equil. with liquid or solid form
Term
van der walls
Definition
week attractive forces between molecules
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