Magnesium Burns Brightly in the Presence of Oxygen

question 27

Multiple Choice

Magnesium burns brightly in the presence of oxygen.When magnesium reacts with oxygen,the compound formed is

• A)MgO.
• B)MgO₃.
• C)Mg₃O.
• D)Mg₄O₄.

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Definitions:

Epilimnion

The upper layer of water in a stratified lake, characterized by warmer temperatures and high levels of dissolved oxygen.

Hypolimnion

The lower layer of water in a stratified lake, characterized by being cold and typically oxygen-deficient, lying below the thermocline and epilimnion.

Surface Layer

The topmost layer of soil or material that covers the surface of an area, often subject to the most direct environmental interactions.

Open Sea

A large body of saltwater that is not enclosed by land; often referred to as the open ocean, it is deep and located away from coastal areas.