CHM 1045 mandatory memorizations

CHM 1045 fall 2024 professor zollo

deci

10 ^-1

centi

10^-2

milli

10^-3

• m

micro

10^-6

nano

10^-9

• n

deca

10¹

• da

hecto

10²

• h

kilo

10³

• k

mega

10⁶

• M

giga

10⁹

• G

what is the prefix for this?

meth

what is the prefix for this

eth

what is the prefix for this

prop

what is the prefix for this

but

what is the prefix for this?

pent

what is the prefix for this?

hex

what is the prefix for this?

hept

what is the prefix for this?

oct

what is the prefix for this?

non

what is the prefix for this?

dec

what do hydrocarbon prefixes end with?

-ane

mono

1

di

2

tri

3

tetra

4

penta

5

hexa

6

hepta

7

octa

8

nona

9

deca

10

c = λν

speed of light formula

c

3×10⁸ m/s

• speed of light

λ

wavelength

v

frequency

h

6.626×10^-34 Js

planck’s constant

n principal quantum number

shows electron energy level

l

shows the shape (s,p,d,f), 0 to n-1

M_l quantum number

describes the orientation of the electrons in the orbital and the number of different orbitals -1 to 1

spin

electron spin direction: clockwise +1/2, counterclockwise -1/2

compound

substances with 2 or more elements

ionic compounds

a metal and a nonmetal

electrostatic attraction

holds opposites together (cations and anions)

what suffer do you use with ionic and covalent compounds ?

-ide

which type of compound uses a number prefix?

covalent

Fe has a change of…

2+, 3+

Ni has a charge of…

2+, 3+

Cu has a charge of…

+, 2+

Zn has a charge of…

2+

Hg has a charge of…

Hg²⁺ Hg²⁺₂

Sn has a charge of…

2+, 4+

Pb has a charge of…

2+, 4+

polyatomic ions become an acid with the addition of a _____ atom

hydrogen

when an oxygen is taken away from a polyatomic ion what happens?

it ends with “-ite”

when an oxygen is taken away from a polyatomic ion but the charge is positive what happens?

it ends with “-ous”