Week 12-13 Flashcards

1
Q

Isolated from roses and used in perfumes

A

geraniol

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2
Q

found in the natural waxy coating on apple skins

A

α-Farnesene

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3
Q

(True or False)
if bond is broken, energy is released

A

false
(absorbed)

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4
Q

(True or False)
If bond is formed, energy is released

A

true

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5
Q

An addition reaction results in the conversion of one π
bond and one σ bond into

A

two σ bonds

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6
Q

Electrons in the π bond of alkenes react with

A

electrophiles

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7
Q

are electron-seeking reagents/electron deficient species

A

electrophiles

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8
Q

include proton donors

A

electrophiles

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9
Q

(True or false)
Electrophiles are molecules or ions that can accept an electron pair

A

true

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10
Q

In the protonation of an alkene, the _______ is the proton donated by an acid; the _______- is the alkene

A

E+
Nu:

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11
Q

are molecules or ions that can furnish an electron pair

A

nucleophiles

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12
Q

______is used instead of chlorine, it can serve as a test for the presence of carbon–carbon multiple bonds which is called the________

A

bromine
bromine test

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13
Q

what is the color of bromine solution

A

red-brown

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14
Q

in bromine test, when the solution turns _____ then it is positive for unsaturation

A

colorless

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15
Q

the hydrogen atom adds to the carbon atom of the double
bond that already has the greater number of hydrogen atoms

A

Markovnikov’s rule

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16
Q

occurs only when HBr is used in the presence of peroxides and does not occur significantly with HF, HCl, and HI even when peroxides are present

A

anti-markovnikov

17
Q

bromohydrin
formation is often carried out in a solvent such as____ using a reagent called______

A
  • aqueous dimethyl sulfoxide CH3SOCH3 (DMSO); N-Bromosuccinimide
18
Q

is a method for the
preparation of low-molecular-weight alcohols. This reaction
has its greatest utility in large-scale industrial process

A