Examlex
Using resonance theory,explain why guanidine is one of the strongest organic bases.
Anticline
A type of geological fold characterized by an arch-like shape where the oldest rocks are at the core.
Fault Trap
A geological structure where displaced strata create a trap that can contain fluids such as oil or gas.
Natural Gas
A fossil fuel consisting primarily of methane and other hydrocarbons, used as an energy source and feedstock in chemical manufacturing.
Iron Ore
Naturally occurring rocks from which iron (Fe) can be economically extracted, constituting a key raw material for steel production.
Q14: Which of the following bases has a
Q16: Which of these pyranose forms of an
Q28: Which of these is a correct systematic
Q42: Sugars that would yield the same phenylosazone
Q57: Which fatty acid is not likely to
Q88: Olestra,a synthetic fat substitute,contributes nothing to the
Q112: Which of the following is a female
Q135: When the pentapeptide below is heated first
Q143: The aldol reaction of cycloheptanone produces which
Q204: What is the chief product of the