Quiz 1 - Hydrocarbons Flashcards
When was the first organic compounds isolated? And by whom?
Karl Wilhelm (1769)
What was the major goal isolating organic compounds?
To distill the “essence” of beings, or soul
What was the first organic compound synthesized?
Who did this and when was this?
Friedrich Wohler synthesized urea in 1824
What is the largest field in chemistry?
Organic Chemistry
___ compounds known so far; ___ of them are organic in nature
10^7 compounds known so far; 90% of them are organic in nature
Hydrocarbons are organic compounds that contain only _________ and ________ atoms in their moleculare structure.
Hydrocarbons are organic compounds that contain only Carbon and Hydrogen atoms in their moleculare structure.
Hydrocarbons are classified by the kinds of ________ bonds in their molecules
Hydrocarbons are classified by the kinds of _carbon-carbon _ bonds in their molecules
Most other organic compounds are ________ of hydrocarbons
Most other organic compounds are derivatives of hydrocarbons
What 2 categories do Hydrocarbons split into?
1) Non-Aromatic (Aliphatic)
2) Aromatic (based on benzene ring systems
What 2 categories do Non-Aromics / Aliphatics split into?
1) Open Chain
2) Closed Ring
What 2 categories do Open Chains split into?
1) Saturated
2) Unsaturated
What are the differences between Alkanes, Alkenes, and Alkynes?
Alkanes = Single Bond (C-C) Alkenes = Double bond (C=C) Alkynes = Triple Bond
What is the formula for Alkanes?
C (n) H (2n+2)
What is the formula for Alkenes?
C (n) H (2n)
What is the formula for Alkynes?
C (n) H (2n-2)
What is an example of an Alkane?
C2H6 = Ethane
What is an example of an Alkene?
C2H4 = Ethene
What is an example of an Alkyne?
C2H2 = Ethyne
What is the formula for Benzene?
C6H6
What is the compund for CH4?
Methane
