Did you mean: "What is a reaction to harmful substances called?" ?
Allergy, infection, poisoning or death.
The substances you have at the beginning of a chemical reaction are called the reactants.
No, the substances at the start of a chemical reaction are called the reactants. They are transformed into different substances known as products through the course of the reaction.
Substances formed in a chemical reaction are called products.
1. Initial substances in a chemical reaction are called reactants.2. The obtained final substances are called products or resulting substances.
The substances evolved after a chemical reaction are called in English products and are not starting substances - the are called reactants.
In a chemical reaction, two or more substances called reactants react, resulting in substances called products.
The chemical reaction of oxygen with other substances is called oxidation.
B. False. In a chemical reaction, the substances that interact are called the reactants, while the substances formed as a result of the reaction are called the products.
These substances are called products.
The reactants are the substances that are at the beginning of a chemical reaction.
Starting substances are called reactants in a chemical reaction. Reactants are the substances that are present at the beginning of a chemical reaction and undergo transformation into products.
Substances that are present before the reaction are called "reactants" or "reagents".