NACA Animal Control Officers Test 2025 – 400 Free Practice Questions to Pass the Exam

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What is the symbol for magnesium?

Mg

The symbol for magnesium is Mg. This designation is derived from the element's name, which is based on the Latin "Magnesia." Each element on the periodic table is assigned a unique symbol that typically consists of one or two letters, with the first letter always capitalized. Magnesium is located in group 2 of the periodic table, known as alkaline earth metals, and plays a critical role in various biological and chemical processes.

In the context of the other choices, it's important to distinguish the symbols of each element: Mn refers to manganese, Ca is for calcium, and Se denotes selenium. Knowing these symbols helps in understanding elemental identities and their interactions in chemical equations and reactions.

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Mn

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Se

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