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CHEM LAB > EXPERIMENT 10 > Flashcards

EXPERIMENT 10 Flashcards

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1
Q

Undergoes loss of water in the presence of a dehydrating agent. what word describes the sentence? What test is this referring to?

A

Dehydration, Dehydration of Alcohol

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2
Q

what is the dehydrating agent of the dehydration of alcohol?

A

Calcium carbide

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3
Q

what is the gas formed in the test of dehydration of alcohol

A

Acetylene gas (HC=-CH)

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4
Q

C2H5OH+CaC2 —> C2H5OH + C2H2 + Ca(OH)2. what test is this referring to?

A

Dehydration of alcohol

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5
Q

what is the color of the hydrous copper sulfate and anhydrous copper sulfate ?

A

Hydrous - Color blue
Anhydrous - White

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6
Q

what is the formula of the Copper sulfate?

A

Cu2SO4

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7
Q

what is the type of test is the presence of plastic balloon and oil of winter green?

A

Esterification

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8
Q

what is the formula of ethyl acetate? what is the odor?

A

CH3COOCH2CH3, plastic balloon odor

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9
Q

what is the formula of methyl of salicyclate? what is the odor? what test is this referring to?

A

C6H4OHCOOCH3, oil of winter green, esterification

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10
Q

the dehydrating agent is sulfuric acid? what test is this referring to?

A

Esterification

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11
Q

what is the oxidizing agent of the oxidation test?

A

Potassium dichromate and sulfuric acid

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12
Q

presence of iodoform was formed what test is this referring to?

A

Iodoform test

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13
Q

what are the lucas reagents/catalyst?

A

HCl and ZnCl2

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14
Q

what is the color of oxidation for ethyl, isopropyl, tert-butyl?

A

ethyl-yellow black
isopropyl - light blue green
tert-butyl - no changes (orange)

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15
Q

in the iodoform test what was the chemical formula for the yellow precipitate in the iodoform test?

A

CHI3

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16
Q

ethyl alcohol + Lucas reagent = ?
Isopropyl alcohol + Lucas Reagent = ?
Tert-butyl alcohol + Lucas Reagent = ?

A

Chloroethane (CH3CH2Cl)
2-Chloropropane (CH3CHClCH3)
tert-butyl chloride ((CH3)3CCl)

17
Q

what is the dehydrating agent of the formation of ether?

A

H2SO4

18
Q

what is the procedure for the formation of ether?

A

2CH3CH2OH + H2SO4 —> (CH3CH2)2O

19
Q

purpose for the ferric chloride test?

A

Detection of phenols

20
Q

what is the dehydrating agent of the formation of ether?

A

Sulfuric Acid

21
Q

what is the dehydrating agent for the dehydration of alcohols?

A

Calcium carbide

22
Q

what is the gas emitted in the dehydartion of alcohol?

A

HC=-CH Actylene gas

23
Q

what is the oxidizing agent in the oxidation test?

A

K2Cr2O7 and H2SO4

24
Q

in the oxidation test what alcohol was first oxidizied?

A

isopropyl alcohol

CHEM LAB (19 decks)

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