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The correct sequence of atmospheric zones upward from the earth's surface is
Organic Chemistry
A branch of chemistry that studies the structure, properties, composition, reactions, and preparation of carbon-containing compounds, which include not only hydrocarbons but also compounds with any number of other elements, including hydrogen, nitrogen, oxygen, halogens, phosphorus, silicon, and sulfur.
Reaction
A method whereby one or more materials (known as reactants) are transformed into one or more distinct materials (referred to as products).
Major Product
The product of a chemical reaction that is formed in the greatest amount, differentiated by its higher yield in contrast to minor products.
Stepwise Mechanism
A reaction mechanism that occurs through a series of discrete intermediates and transition states, rather than in a single concerted step.
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