EXPERIMENT 10 Flashcards
Undergoes loss of water in the presence of a dehydrating agent. what word describes the sentence? What test is this referring to?
Dehydration, Dehydration of Alcohol
what is the dehydrating agent of the dehydration of alcohol?
Calcium carbide
what is the gas formed in the test of dehydration of alcohol
Acetylene gas (HC=-CH)
C2H5OH+CaC2 —> C2H5OH + C2H2 + Ca(OH)2. what test is this referring to?
Dehydration of alcohol
what is the color of the hydrous copper sulfate and anhydrous copper sulfate ?
Hydrous - Color blue
Anhydrous - White
what is the formula of the Copper sulfate?
Cu2SO4
what is the type of test is the presence of plastic balloon and oil of winter green?
Esterification
what is the formula of ethyl acetate? what is the odor?
CH3COOCH2CH3, plastic balloon odor
what is the formula of methyl of salicyclate? what is the odor? what test is this referring to?
C6H4OHCOOCH3, oil of winter green, esterification
the dehydrating agent is sulfuric acid? what test is this referring to?
Esterification
what is the oxidizing agent of the oxidation test?
Potassium dichromate and sulfuric acid
presence of iodoform was formed what test is this referring to?
Iodoform test
what are the lucas reagents/catalyst?
HCl and ZnCl2
what is the color of oxidation for ethyl, isopropyl, tert-butyl?
ethyl-yellow black
isopropyl - light blue green
tert-butyl - no changes (orange)
in the iodoform test what was the chemical formula for the yellow precipitate in the iodoform test?
CHI3
ethyl alcohol + Lucas reagent = ?
Isopropyl alcohol + Lucas Reagent = ?
Tert-butyl alcohol + Lucas Reagent = ?
Chloroethane (CH3CH2Cl)
2-Chloropropane (CH3CHClCH3)
tert-butyl chloride ((CH3)3CCl)
what is the dehydrating agent of the formation of ether?
H2SO4
what is the procedure for the formation of ether?
2CH3CH2OH + H2SO4 —> (CH3CH2)2O
purpose for the ferric chloride test?
Detection of phenols
what is the dehydrating agent of the formation of ether?
Sulfuric Acid
what is the dehydrating agent for the dehydration of alcohols?
Calcium carbide
what is the gas emitted in the dehydartion of alcohol?
HC=-CH Actylene gas
what is the oxidizing agent in the oxidation test?
K2Cr2O7 and H2SO4
in the oxidation test what alcohol was first oxidizied?
isopropyl alcohol