The Element Phosphorus Exists in Two Forms in Nature Called

question 106

Multiple Choice

The element phosphorus exists in two forms in nature called white phosphorus and red phosphorus. These two forms are examples of .

• A) oxidation
• B) noble gases
• C) allotropes
• D) isotopes
• E) metalloids

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Definitions:

Fissure Eruption

A volcanic eruption that occurs when magma rises through and erupts onto the surface in a long fissure.

Lava Fountain

A fountain of molten lava propelled into the air by pressure and escaping gases.

Volcanic Dome

A rounded mound formed over a volcanic vent, created by the slow extrusion of viscous lava from a volcano.

Fissure

1. A fracture or crack on the land surface, such as that which forms by differential subsidence. 2. A magma-filled fracture in the subsurface that typically solidifies into a dike, or a linear volcanic vent erupting onto the land surface.