Consider the Hypothetical Reaction a + 2 B $\rightarrow$ AB₂

question 37

Multiple Choice

Consider the hypothetical reaction A + 2 B $\rightarrow$ AB₂.If 2 moles of A and 5 moles of B are placed in a container an allowed to react,how many moles of AB₂ will be formed and how many moles of which reactant will remain unreacted?

• A)2 moles of AB₂ will form and 3 moles of B will remain unreacted.
• B)2 moles of AB₂ will form and 1 mole of B will remain unreacted.
• C)5 moles of AB₂ will form and 3 moles of B will remain unreacted.
• D)4 moles of AB₂ will form and 1 mole of B will remain unreacted.
• E)5/2 (2.5)moles of AB₂ will form and nothing will remain unreacted.

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Definitions:

Chemical Reaction

A process that leads to the transformation of one set of chemical substances to another, characterized by the breaking and formation of bonds.

Solute

Dissolved substance in a solution.

Oxidator

A chemical agent or substance that is capable of accepting electrons in a redox reaction, often leading to the oxidation of another substance.

Reducing Agent

A substance that donates electrons to another chemical species in a reaction, thereby reducing that species and oxidizing itself.