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In many reactions the original reactants can remain unconsumed. In Chemistry two terms describe these types of situations. Unconsumed reactant is also known as excess reagent. Reagent that is completely consumed before the others is called the limiting reagent.

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9y ago
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8y ago

The substance or substances at the end of a chemical reaction are called the products.

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6y ago

They are called "excess reactants." An excess of one reactant may remain, or of more than one when the process requires the addition of energy, or the presence of uncontaminated catalysts.

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8y ago

This is referred to as the product.

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Q: What is the substance that is at the end of a chemical reaction?
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This substance is called the end-product of a chemical reaction.


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