Which of the Following Synthetic Procedures Would Be Employed Most $\circ$

question 41

Multiple Choice

Which of the following synthetic procedures would be employed most effectively to transform ethanol into ethyl propyl ether?

• A)Ethanol + HBr,then Mg/ether,then H₃O⁺,then NaH,then CH₃CH₂Br
• B)Ethanol + HBr,then Mg/ether,then HCHO,then H₃O⁺,then NaH,then CH₃CH₂Br
• C)Ethanol + CH₃CH₂CH₂OH + H₂SO₄/140 \(\circ\) C
• D)Ethanol + NaH,then HCHO,then H₃O⁺,then HBr,then Mg/ether,then CH₃CH₂CH₂Br
• E)Ethanol + H₂SO₄/180 °C,then CH₃CH₂CH₂Br

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Definitions:

Conditioned Response

A learned reaction or response to a previously neutral stimulus that has become associated with an unconditioned stimulus.

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with an unconditioned stimulus, eventually comes to trigger a conditioned response.

Unconditioned Stimulus

A stimulus that unconditionally, naturally, and automatically triggers a response without any learning process.

Observational Learning

Gaining understanding by observing the conduct of others and the consequences of that conduct.