Spec-230../Spectrometer../-
../correct../answer../Device../used../for../spectroscopic../analysis.../Used../to../measu
re../absorbance,../transmittance,../and../fluorescence../across../a../range../of../wavel
engths
Melting../Point../Apparatus../-
../correct../answer../Device../used../to../determine../the../melting../point../of../a../substa
nce../using../capillary../tubes../and../a../magnifying../glass.
Cold../Finger../Condensers../-
../correct../answer../Device../used../to../condense../vapors../back../into../liquids../by../c
ooling.../Commonly../used../in../sublimation../and../distillation../as../it../is../simple../
and../effective../for../maintaining../a../controlled../condensation../environment.
Baeyer's../Test../-../Positive../Test../-
../correct../answer../The../purple../color../of../KMnO4../disappears../and../a../brown../p
recipitate../forms.../This../is../used../to../indicate../alkenes../and../alkynes
Baeyer's../Test../-../Negative../Test../-
../correct../answer../The../purple../color../of../KMnO4../remains../unchanged.../This../
indicates../an../absence../of../double../or../triple../bonds,../meaning../that../the../comp
ound../is../an../alkane
, Bromine../in../CCl4../Reaction../-../Positive../Test../-
../correct../answer../The../orange-
brown../color../of../bromine../disappears,../indicating../the../presence../of../alkenes../
or../alkynes
Bromine../in../CCl4../Reaction../-../Negative../Test../-
../correct../answer../The../orange-
brown../color../remains../unchanged,../indicating../the../presence../of../alkane../or../a
romatic../compound
Boiling../Point../and../Density../of../Alkanes../-
../correct../answer../Generally../have../higher../densities../and../boiling../point../than..
/alkenes../of../similar../molecular../weight
Boiling../Point../and../Density../of../Alkenes../-
../correct../answer../Generally../have../lower../densities../and../boiling../points../than.
./alkanes../of../similar../molecular../weight
Beer's../Law../Formula../-../correct../answer../A../=../εbc
A../=../absorbance../
ε../=../molar../extinction../coefficient../
b../=../path../length../
c../=../concentration