The Energy Gap (In EV) Between the Valence and Conduction

question 25

Multiple Choice

The energy gap (in eV) between the valence and conduction bands of an insulator is of the order:

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

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Definitions:

Marchantia

A genus of liverworts, simple non-vascular plants found in damp habitats, known for its flat, green, branching thallus.

Xylem

Vascular tissue that transports water and mineral solutes upward through the plant body; it contains vessel elements and tracheids.

Phloem

The vascular tissue in plants responsible for the transport of sugars and other metabolic products downward from the leaves.

Vascular Tissue

Transport tissue in plants, consisting of xylem and phloem.