UMD Chem135 final practice

Acid

Donates protons

Base

Receives protons

conjugate base

acid after donating proton

conjugate acid

base after receiving proton

-log(H3O)

pH formula

-log(OH)

pOH formula

14

pH + POH

10^-14

pH * POH

NH4+

Ammonium

NO2-

nitrite

NO3-

nitrate

SO3 2-

sulfite

SO4 2-

sulfate

OH-

hydroxide

PO3 3-

phosphite

PO4 3-

phosphate

ClO4-

perchlorate

ClO3-

chlorate

ClO2-

chlorite

ClO-

hypochlorite

BrO3-

bromate

IO3-

iodate

CH3COO-

acetate

CO3 2-

carbonate

0

Free element oxidation number

the charge of the compound

The sum of oxidation numbers equals

+1

Group 1A oxidation number

+2

Group 2A oxidation number

-1

Fluorine oxidation number

+1

Hydrogen oxidation number

-2

Oxygen oxidation number

-3

Group 5A oxidation number

-2

Group 6A oxidation number

-1

Group 7A oxidation number

Principal Quantum number (n)

Corresponds to the row of the periodic table

Angular Momentum Quantum Number (l)

determines the shape of the orbital

s

l = 0 orbital

p

l = 1 orbital

d

l = 2 orbital

f

l = 3 orbital

Magnetic Quantum Number (ml)

specifies the orientation of the atomic orbital in 3D space

-l to l

Magnetic Quantum Number range

Spin Quantum Number (ms)

When electrons are placed in a strong magnetic field, they behave like they are spinning

0.5 or -0.5

Spin Quantum Number values