acids and bases
pH + pOH =
14
What are the vertical columns on the periodic table called?
groups/families
What is deposition?
Gas to Solid
who made the atomic model?
bohr
What is density?
Mass/volume
What do acids taste like?
sour
What group has 8 valence electrons?
group 18; noble gases
What is double replacement?
AB + CD = AC + BD
What is Gay-Lusacc's Law
P1/T1=P2/T2; v is constant; direct relationship
What is an ion with a positive charge?
cation
What do bases taste and feel like?
slippery and bitter
Where are the metals and nonmetals located on the periodic table?
metals= the left and middle
nonmetals= the right
What is an ionic bond?
metal + nonmetal
What is Daltons law?
Pt= P1+P2+P3
What happens in a neutralization reaction?
Strong base + strong acid -> salt + water
What are the ph for acids and bases
acids= 1-6
bases= 8-14
What is the octet rule?
Atoms gain lose or share electrons in order to have a full set of valence electrons which is 8 like in a noble gas
What are the five reactions?
synthesis, combustion, decomposition, double replacement, sing replacement
Who did the Gold Foil experiment?
Rutherford
What acid is in batteries?
Sulfuric Acid
What is an example of a strong acid and base?
OH- and H+
What are the first four sub levels of the atom and how many electrons can each hold?
S=2
p=6
d=10
f=14
What re the six phase changes?
melting, freezing, vaporization, condensation, sublimation, deposition
What is the ideal gas law?
PV=nRT
R=.0821
How do you name covalent compounds?
Use prefixes on both elements; element 2 ends in -ide