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The reactants

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Green Tremblay

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1y ago
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11y ago

The substances you have at the beggenning of a chemical reaction are called the products.

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11y ago

A chemical reaction begins with the reactants.

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12y ago

reactants.

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Anonymous

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3y ago

reactants

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Anonymous

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3y ago

products

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Q: What are substance you start with in a chemical reaction called?
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Related questions

What is a substance that enters into a chemical reaction called.?

The reactant is the substance present at the start of a chemical reaction, while the product is the substance(s) formed from a chemical reaction.


What substance lowers the energy needed to start a chemical reaction?

A substance that lowers the energy needed to start a chemical reaction is a catalyst.


What are the substance you start with in a chemical reaction?

The reactants


A chemical reaction begins with a substance called and ends with substance called?

Pure substances (or ELEMENTS) form COMPOUNDS after a chemical reaction. For example: Sodium and chlorine, when fused in a chemical reaction become the compound Sodium-Chloride The substance you have in the beginning of a chemical reaction are called reactants and the substance you have when chemical reaction is complete is called products.


What is a chemical reactants and the products in the reaction?

Substances initially present in a chemical reaction that are consumed during the reaction or a substance that participates in a chemical reaction, esp a substance that is present at the start of the reaction while the end product of some chemical reactions yield products.


What term describes a substance rhat lowers the amount of energy needed to start a chemical reaction?

This substance is called a catalyst.


What term describes a substance that lowers the energy needed to start a chemical reaction?

This substance is a catalyst.


What compound is needed to start a chemical reaction?

The initial compounds in a chemical reaction are called reactants.


Why a catalyst is not considered a reactant or product in a chemical reaction?

If a substance is a reactant or product of a chemical reaction then, by definition, it cannot be a catalyst.


Start up energy of a chemical reaction?

Energy that starts a chemical reaction is called activation energy


The energy necessary to start a chemical reaction?

The energy necessary to initiate a chemical reaction is called "activation energy."


What term describe a substance that lowers the amount of energy needed to start a chemical reaction?

Catalyst