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Fundamental concepts of chemistry including atomic structure, history of the atom, development of the periodic table, nuclear chemistry, chemical nomenclature and formula, types of reactions, stoichiometry, gas laws, liquids and solids, thermodynamics, chemical equilibrium, acids and bases. This lecture includes: Carbon Chemistry, Macromolecules, Polymerization, Carbohydrates, Saccharides, Glucose is a Monosaccharide, Disaccharide, Sucrose, Polysaccharide, Isomers, Cellulose
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Carbon atoms can form single, double or triplebonds with other carbon atoms
Carbon can form up to 4 bonds
-^
This allows carbon atoms to form long chains,almost unlimited in length.
Where Do Carbohydrates Come
From?
Plants take in Carbondioxide (CO
) and 2
water (H
O) + heat 2
from the sun andmake glucose.
-^
12
6
Maltose is anexample of adisaccharide
-^
Notice it is two sugarmolecules together.
-^
Glucose + Glucose =Maltose
Maltose
The most common disaccharide is
Sucrose
Sucrose
is
glucose +
fructose
and is known
as common tablesugar.
Most of the names of
carbohydrates end in -
ose
-^
Glucose
-^
12
6
Fructose
-^
12
6
Fructose sweeterthen glucose becauseof its structure.
-^
Sounds technical but allit really means is takingout the water and makingsome thing new.
-^
Dehydration is whathappens to you when youdon’t drink enough water.
-^
Synthesis means “makingsome thing new”
-^
In this case we are takingout water and connectingglucose with fructose tomake sucrose (tablesugar)
Hydrolysis
Hydro=water lysis= break apart
-^
Hydrolysis breaks down adisaccharide moleculeinto its originalmonosaccharides.
-^
Hydrolysis, it means thatwater splits a compound.
-^
When sucrose is addedto water, it splits apartinto glucose and fructose.
However if you do not take in anycarbohydrates into your body you
will use fat as fuel.
Thank god for the low carb diet.Now, nobody wants to eat mebecause they think I make them
fat.
What do we do with all the sugar?
-^
Plants store glucosein the form ofpolysaccharidesknown as
starch
in
their roots
Animals store glucosein the from of apolysaccharide knownas
glycogen
in our
liver and muscle cells.