Unit 2: Carbon Properties Flashcards
Branch of science dealing with the element carbon and its many properties.
organic chemistry
About 30% of an organism’s dry weight (called Biomass) is ________ in organic molecules.
Carbon
About 30% of an organism’s dry weight (called ________) is Carbon in organic molecules.
Biomass
The original source for Carbon in all life forms is _______ ________. (CO2 in Photosynthesis)
Carbon dioxide
refers to most compounds not containing Carbon.
Inorganic
They contain Carbon but are classified as inorganic. (3)
CH4 (Methane gas) and CO2 or CO
Carbon has versatility in four directions because of its four __________ _______ in its outer shell.
unpaired electrons
These four unpaired electrons allows carbon to act like an ________ in the building of an organic molecule by using those to form covalent bonds with other atoms.
intersection
Single Bond between Carbon atoms.(shown as: ______)
C-C
Double Bond between Carbon atoms. (shown as:____)
C=C
Triple Bond between Carbon atoms. (shown as:_____)
C=C
——
Molecules containing mostly Carbon and Hydrogen.
Hydrocarbons
Most hydrocarbons are _______ ______. (Some examples are: Fossil fuels, Oils, And Fats)
energy sources
The more ________ atoms in a molecule; the more energy there is in the molecule.
Hydrogen
___________ are important parts of cell membranes. (The tails of phospholipids)
Hydrocarbons