If the Value of D Is -0

question 46

Multiple Choice

If the value of d is -0.75, calculate the value of N(d) :

• A) 0.2266
• B) -0.2266
• C) 0.7734
• D) -0.2734

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Definitions:

Down Field

In NMR spectroscopy, referring to shifts in resonance frequency towards lower magnetic field strengths, often indicating an electron-withdrawing environment.

Proton Spin Decoupled

A technique in NMR spectroscopy where the interactions between proton spins are removed or decoupled, simplifying the spectrum and making it easier to interpret.

P-Diethylbenzene

A type of diethylbenzene where the ethyl groups are attached to para positions on a benzene ring, providing unique chemical properties.

Proton Spin Decoupled

A technique in NMR spectroscopy where the interaction between proton spins is removed, simplifying the spectrum and making it easier to interpret chemical environments.