Startest Review Flashcards
Hydrogen bond
Hydrogen on NOF
as the elements are further away from each other on the periodic table, ionic bonds are _____.
stronger`
Covalent bond
equal sharing of electrons
polar covalent bond
unequal sharing of electrons
When drawing Lewis structures, always count the number of ______ first
valence electrons
avagadro’s number
6.022X10^23
Intermolecular forces bond together
molecules
dipole bonds
polar bonds
london bond
nonpolar bonds
when its stoichiometry and it asks how many moles form, given moles
(moles)(mole ratio)
when its stoichiometry and it asks how many moles from, given grams
(grams)(moles/grams)(moles ratio)(grams/moles)
Q=
sm(temperature change)
as pressure goes up ____ goes down
volume
as temperature goes up ____ goes up
volume
as moles goes up ____ goes up
volume
STP
1 atmosphere, 273 K or 0 Celsius
how to convert celsius to kelvin
C + 273
PV=
nRT
Molarity equation
M=mol/L
solute
gets dissolved
solvent
does the dissolving
Acid gives up
H+ ions
acids taste
sour
PH more than 7 is
basic
bases take ____ and produce ____
H+, OH-
bases taste
bitter
bases feel
slippery
When you add something in an equilibrium things
shift away
When you take away things in an equilibrium things
shift toward
define electronegativity
ability of an atom to bond with another atom
what is the heat of fusion
melting point
what is the heat of vaporization
evaporation point
what is an isotope
different number of neutrons
diatomics are
NOH and Halogens
what is the difference between a strong and weak acid
strong acid breaks down completely
