exam 1
scientific method
chemical and physical properties and changes
identify
pure substance vs mixture
element vs compound
homogeneous vs heterogeneous
names and symbols of elements 1 - 20, Al, Fe, Ni, Cu, Zn, Ag, Sn, W, Au, Hg, Pb
periodic table
identify elements by group number and by group name
identify metals, non-metals, metalloids, transition metals
metric system
know and be able to apply nano, micro, milli, centi, deci, kilo prefixes including their abbreviations
know the basic unit of each type
o
C = (5/9)(oF-32) will be given. Be able to use it to convert from oF to oC AND from oC to oF
convert between Celsius and Kelvins
significant figures
count
rounding
in calculations
scientific notation
understand and interpret
convert numbers to and from scientific notation
unit algebra
be good at it
density
q = mcΔT
atoms
charges and relative sizes of p+, no, e¯
understand and do calculations with atomic number, mass number
understand isotopes, interpret isotope notation ( AZ X )
do calculations with the equation for average atomic mass
quantum mechanical model of the atom
fill in, interpret energy level diagrams
electron configurations for atoms, ions
noble gas shorthand
valence electrons
Lewis dot structures
ions
ions formation (predict charges)
nomenclature of monatomic ions
The following will be provided:
periodic table
5
o
C = ( o F - 32)
ave. mass = (%1 )(mass1 ) + (% 2 )(mass2 ) + . . .
9
q = mcΔT
2.54 cm = 1 in.
1.057 qt = 1 liter
453.6 grams = 1 pound
K = oC + 273.15
and any other information I think I should give you.