Hydrocarbons

Hydrocarbon boiling points (increase, or decrease) as the number of carbon atoms per molecule ( increase, or decrease
Increase, Increase
CH4 =
Methane
A covalent bond forms when a pair of electrons are _________ by two atoms
Shared
________ are different compounds that have molecules with the same molecular formula but different structural formulas
Isomers
What is the formula for an alkane with sixteen carbons
C16H34
Hydrocarbons are compounds that contain what atoms
Hydrogen and Carbon
Structural isomers have the same ______ ________
Molecular Formula
Which compound has the lowest boiling point
Ethane
Estimate the average boiling points in C when you have 5 carbon hydrocarbon
36.1
What is the name of CH4
Methane
What is the name of C9H20
Nonane
How many carbons are found in a nonane compound
9
What is the condensed formula for Octane?
CH3 CH2 CH2 CH2 CH2 CH2 CH2 CH3
How many carbons are found in a hexane compound
6
What is the condensed formula for Pentane
CH3 CH2 CH2 CH2 CH3
All organic compounds contain the element of
Carbon
Which formula is the general formula for an alkane
Cn H2n+2
The minimum number of carbons necessary to form more than 1 structural arrangement
4
How many isomers are possible for C3 H8
1
Which formula is the general formula for an eight carbon alkane
C8H18
What is the molecular formula for Octane
C8H18
Carbon has how many valence electrons
4
Organic chemistry is the study of
Hydrocarbons and their derivatives
Group 3A has how many valence electrons
3
Group _ has all of its outer shells filled and is considered stable
8
Hydrogen has _ valence electrons
1
VSEPR =
Valence Shell Electron Pair Repulsion Theory
Electrons have a _________ charge
Negative
In the ball-and-stick method the curved stick
connects multiple bonds between elements
5 most common shapes:
Linear, Trigonal, Tetrahedral, Pyramidal, Bent
If a molecule has 2 bonding groups and 2 unbonded pair Its shape will be
Bent
Methane is an example of what shape
Tetrahedral
Water is an example of a _______ shape
Bent
If a molecule has 3 bonding groups and no unbonded pair its shape will be
Trigonal
The molecular structure for carbon dioxide is
CO2
Carbon dioxide is an example of a
Trigonal Planar
The molecular structure for ozone is
O3
The angle between a pair bonded electrons in a bent geometry shape is
105 degrees
Ozone is an example of a
Trigonal Planar
Chemists can create hydrocarbons without any living thing contributing (true or flase)
True
The molar mass of carbon is
12
The backbone of hydrocarbons is
Carbon
The molar mass of methane is
16
The molar mass of hydrogen is
1
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