Choose the INCORRECT Statement

question 105

Multiple Choice

Choose the INCORRECT statement.

• A)Elemental silicon is produced by reduction of SiO₂ with coke.
• B)In silica each silicon atom is bonded directly to four other silicon atoms.
• C)Coke is made by heating coal in the absence of air.
• D)Charcoal is made by heating wood in the absence of air.
• E)Allotropes of carbon include diamond,graphite,fullerenes and nanotubes.

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Definitions:

Last Eruption

The most recent volcanic event during which magma is expelled onto the Earth's surface or into its atmosphere, often recorded in historical or geological records.

Island Arc

An island arc is a curved chain of volcanic islands located at a tectonic plate margin, typically formed above a subducting plate where magma rises to the surface, creating new crust.

Mid-Ocean Ridge

An underwater mountain system formed by plate tectonics, characterized by a continuous volcanic mountain chain that encircles the globe.

Andes

A major mountain range along the western edge of South America, formed by the subduction of the Nazca Plate beneath the South American Plate.