Magnesium forms magnesium oxide, carbon forms carbon dioxide, methane produces carbon dioxide and water, and glucose produces carbon dioxide and water when reacted with oxygen.
Magnesium: When magnesium reacts with oxygen, it forms magnesium oxide.
Carbon: When carbon reacts with oxygen, it forms carbon dioxide.
Methane: When methane reacts with oxygen, it forms carbon dioxide and water.
Glucose: Glucose reacts with oxygen through the process of cellular respiration, producing carbon dioxide and water.
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