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Hydrogen atom
H
+ & e-
atomic #
: 1
wt
: 1amu
1 bond
Carbon atom
C
6+ 6n 6e-
atomic #:6
wt:12 amu
4 bonds
Nitrogen atom
N
7+ 7n 7e-
atomic #
: 7
wt
: 14amu
oxygen atom
O
8+ 8n 8e-
atomic #
: 8
wt
: 16 amu
2 bonds
protons
+
found on the inside
wt
: 1amu
charge
: +
Neutron
n
found on the inside
wt
: 1amu
charge
: 0
electron
e-
found on the outside
wt
: 0amu
charge
: -
sodium
Na
potassium
K
iron
Fe
Ca
Calcium
P
phosphorus
S
Sulfur
Cl
chlorine
Zn
Zinc
atomic number
the number of protons
determines identity
isotope
same atomic # but differnt wt
same + differnt n
ion
atom with no overal charge
covalent bond
share electrons
strong bond
symbol
: -
double covalent bond
: =
ionic bond
take electrons
strong bond
symbol
: O-+H
hydrogen bond
weak bond
must have hydrogen involved
needs small amount of polarity
symbol
: -----
attraction between + and -
hydrophobic bond
water must be involved
the bond forces the molecules together.
water and oil
O=O
oxygen
o2
o=c=o
carbon dioxide
co2
Na+-Cl
sodium chloride
NaCl
CH4
methane
CH3-CH2-OH
ethanol
CH3
methyl
O-H
hydroxal group
NH3
ammonia
protiens
4 Cal/g
function:structural part of the body
carry small molecules from place to place
carbohydrate
4 Cal/g
pure alcohol
7 Cal/g
lipids
9 Cal/g
LDL
carries cholesterol from the liver to the body
bad cholesterol
HDL
carries cholesterol from the body and brings it to the liver
good cholesterol
steps to an abreviated stucture
remove H on C
remove C
No O-H bond
essential amino acids
must have in your diet
non essential amino acids
not required in diet
Author
andreathors16
ID
167092
Card Set
Chemistry
Description
test1
Updated
2012-08-23T05:59:22Z
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n
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