Match Each of the Following Elements to Its Description

question 30

Multiple Choice

Match each of the following elements to its description.
-Iron (Fe)

• A)This element has 5 valence electrons and is a poison that can be found in drinking water.
• B)Having 8 protons, this element is essential for life.
• C)One of the only elements to exist as a liquid at room temperature, this is a dangerous environmental toxin that accumulates in fish.
• D)This element loses 2 electrons to form a +5 ion; not consuming enough of it can increase risk of osteoporosis.
• E)This element gains three electrons when forming an ion; it also helps form an essential source of energy for cells.
• F)This is one of the transition elements, and is essential for the function of the protein hemoglobin.

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Definitions:

Outermost Zone

The furthest layer or area, often used in context with geographical locations or structures.

Earth's Mantle

is the layer of the Earth located between the crust and the outer core, composed of silicate rocks that are rich in magnesium and iron, and participates in tectonic processes.

Inorganic Compound

A compound that is not based on hydrocarbon chains or rings but instead consists of elements other than carbon and hydrogen, often including metals.

Crystalline Structure

The highly ordered arrangement of atoms or molecules within a crystal, giving it characteristic physical properties.