Chapter 11 Flashcards
1
Q
Alkenes
A
Contain one or more carbon-carbon double bonds that form when adjacent carbon atoms share two pairs of valence electrons.
2
Q
Ethene is also more commonly called
A
Ethylene
3
Q
Alkyne
A
A triple bond forms when two carbon atoms share three pairs of valence electrons.
4
Q
Ethyne is commonly called
A
Acetylene
5
Q
Where is the double bond located if it is a cycloalkene ?
A
Between carbons 1 & 2 ALWAYS
6
Q
A cycloalkene has
A
A double bond in a ring
7
Q
When hydrogen atoms are on the same side of the double bond the structure is
A
The cis isomer
8
Q
When the hydrogen atoms are on the opposite sides of double bonds the structure is the
A
Trans isomer
9
Q
Unsaturated hydrocarbons
A
Do not contain max number of hydrogen atoms as do alkanes.
Alkenes & Alkynes
