Final exam review - H chem
which functional group is found in methanol
-OH
how many electrons can the n=4 shell hold
16
what is a characteristic of branched chained alkanes
they have more than two carbons that are bonded to only one other carbon
which statement about hydrogen bonds is true
they help water striders walk on water by creating surface tension
which proportionality shows the results of combining Avogadro's law with Boyle's law
V x n/P
what occurs during replication
a copy of DNA is made from existing DNA
which tool can be used to determine the volume of a metal bolt
a graduated cylinder
which class of organic compound is least likely to be used as an organic solvent
aldehyde
what headings should be used to complete this table
alkyl halie; amine
chuck wants to know how many electrons in an atom are not paired up. which model would be best for chuck to write out
an orbital notation of the atom
how are large polymers formed
by repetitive combinations of simple subunits
which best describes the trends in electronegativity on the periodic table
electronegativity increases up and to the right
which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes
examine the multiple bond for cis- and trans- isomers
which most likely is a causal relationship
experimenters show a link between adult-onset diabetes and obesity
which is a postulate of kinetic-molecular theory
gas particles have a small volume relative to the spaces between them
saturated hydrocarbons are major components of
gasoline
after a hunt, a wolf eats more food than it needs at that time. the extra glucose combines to form which substance
glycogen
what was johann dobereiner's contribution to the development of the periodic table
he identified triads of elements that had similar properties
according to the MSDS, which best describes sodium hydroxide
highly corrosive but not highly flammable
a substance conducts an electric current when it is in the liquid state. what would the conductivity of the substance in solid form indicate about the type of bond in the substance
if the solid is conductive, the bonds are metallic
which of the following best states the difference between an alcohol and an ether
in an alcohol, a carbon atom is single bonded to a hydroxide group; in an ether, an oxygen atom is single bonded to two carbon atoms
when the process of condensation occurs, the kinetic energy of particles
is insufficient to overcome intermolecular forces
which statement describes an extensive property of matter
it changes with the amount of sample that is present
which statement best describes the light that will cause emission of electrons from a given metal through the photoelectric effect
light with any intensity above a certain frequency
if all of the bonding electrons in a molecule are bonded in two hybrid sp orbitals, which shape does the molecule most likely have
linear
which is an aspect of the kinetic-molecular theory and can be used to explain the compressibility of plasmas
particles move independently of on another and are widely spaced
the ideal gas constant, R has several different values that could be used. which quantity causes these differences
pressure
which statement best compares the melting point of butane with that of octane
the melting point is higher for the substance that has stronger intermolecular forces
which is a correct comparison between the modern quantum model and john dalton's model of the atom
the modern model recognizes particles in the atom whereas dalton's model does not
which is a property of covalent compounds
they have low boiling points
