The Energy Gap Between the Valence and Conduction Bands of an Insulator

question 9

Multiple Choice

The energy gap between the valence and conduction bands of an insulator is of the order:

• A)10^-19 eV
• B)0.001 eV
• C)0.1 eV
• D)10 eV
• E)1000 eV

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Definitions:

Aniline

An aromatic amine with the formula C6H5NH2, used as a precursor in the synthesis of dyes, drugs, and plastics.

Acid Catalysis

The acceleration of a chemical reaction by an acid, which functions by donating protons (H+ ions) to transitional states or reactant molecules.

Organic Product

A compound derived from living organisms or synthetic processes designed to mimic naturally occurring compounds, often involved in various chemical reactions.

NMR Peaks

The visible peaks in a nuclear magnetic resonance spectrum, each corresponding to a different chemical environment of nuclei in a molecule.