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Chapter 4 & 5
Organic Chemistry
34
Biology
12th Grade
10/06/2014

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Term
Organic Chemistry
Definition
The study of all carbon based organisms/compounds
Term
Carbon
Definition
Atomic number: 12
Atomic mass: 6
Valence -/+ 4
Term
Hydrocarbons
Definition
compounds with only carbons and hydrogens.
major component of petroleum
Term
Isomers
Definition
molecules that have the same number of atoms and same type of atoms but a different structure
3 TYPES
Term
Structural Isomer
Definition
Just completely different structure
Term
Enatiomers
Definition
The same except for two bonds which are switched from horizontal to diagonal (look at a diagram)
Term
Geometrical Isomer
Definition
Identical but mirror images so like a left and right hand
Term
Functional Groups
Definition
Hydroxil (OH)
Carbonyl (CO)
Carboxyl (COOH)
Amine (NH2, NH3)
Sulfulhydril (SH)
Phosphate (PO3, PO4)
Term
Hydroxyl
Definition
-OH
ALCOHOL
POLAR
HYDROPHILIC
Term
Carbonyl
Definition
(CO) double bond
ACETONE, sugars
Keytone: middle
Aldehyde: edge
Hydrophilic
Term
Amine
Definition
(NH2, NH3) AMINES
Proteins, Base
GLYCINE
Polar
Term
Sulfulhydril
Definition
(SH) THIOLS
Cysteine
Tertiary structure
Term
Phosphate
Definition
(PO3, PO4)
PHOSPHATES
phospholipids, glycerol
Term
Carboxyl
Definition
(COOH)
Organic ACIDS
Polar
Hydrophilic
Term
Polymer
Definition
long molecule of covalently bonded similar units/blocks
Term
Monomer
Definition
repeated units that help build polymers
Term
Dehydration Synthesis
Definition
Process by which polymers are made (creates a water molecule)
Term
Hydrolysis
Definition
Process by which polymers are broken down (needs a water molecule)
Term
Macromolecules
Definition
Carbohydrates
Proteins
Lipids
Nucleic acid
(all but NA use dehydration and hydrolysis)
Term
Carbohydrates
Definition
SUGARS
Monosaccharides
C6H1206
Disaccharides
C12H22O11
Polysaccharides
Term
Monosaccharides
Definition
GLUCOSE
FRUCTOSE
GALACTOSE
Term
Disaccharide
Definition
SUCROSE
MALTOSE
GALACTOSE
Term
Polysaccharides
Definition
STARCH (plants)
GLYCOGEN (animals)
CELLULOSE (plant walls)
CHITIN (bug shells)
Term
Lipids
Definition
fats
phospholipids
steroids
all hydrophobic
Term
Fats
Definition
Glycerol + Fatty Acids
Saturated- single bonded
Unsaturated-has a carbon double bond
Term
Phospholipids
Definition
Glycerol and Fatty Acids
Hydrophilic head
Hydrophobic tails (one is double bonded)
Term
Steroids
Definition
Four fused carbon rings
Most important: Cholesterol
Term
Proteins
Definition
Tertiary structure
Polypeptides
building blocks of amino acids
(carboxyls and amines)
Term
Levels of Structure
Definition
Primary
Secondary (alpha and beta)
Tertiary
Quaternary
Term
Denaturalization and naturalization
Definition
When an enzyme is forced to become unactive then active due to heat or pH or a salt (obstruction)
Term
Nucleic Acid
Definition
DNA
RNA
Term
DNA
Definition
double Helix
4 nitrogenous bases
deoxyribose
Term
RNA
Definition
single stranded
4 nitrogenous bases
ribose
Term
Nucleotides
Definition
Phosphate group
Pentose sugar
Nitrogenous base
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