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reactant substances usually come from groups 1 and 7 on the periodic table as it is easy to gain or lose 1 electron
A catalyst must change the rate of a chemical reaction. It must be unchanged at the end of the reaction.
The enthalpy of a reaction does not depend on the reactant path taken.
In a chemical reaction that proceeds to completion, there will be reactants and products at any time during the reaction. Reactants are the substances that react to produce products. This occurs through collisions that happen on the microscopic level. Two reactant particles cannot react unless they collide with the correct orientation and sufficient energy to form an activated complex, which is the intermediate molecule between reactants and products.
before reaction = reactants after reaction = products
reactant elements and molecules are used in a chemical reaction, they are not mixed or combined or produced in a chemical reaction.
Limiting reactant is the one that limits the rate of the reaction. It is always supplied in adequate amount so that there is enough for the reaction to carry out to obtain the desired products. under ideal cases, When the reaction reaches completion there will be no limiting reactant.
reactant + reactant = product
If a substance is a reactant or product of a chemical reaction then, by definition, it cannot be a catalyst.
If a substance is a reactant or product of a chemical reaction then, by definition, it cannot be a catalyst.
There are many. One common reaction with water as a reactant is when an alkali metal (like sodium) is combined with water. The reaction is: 2Na(s) + 2H2O(l) --> 2NaOH(aq) + H2(g).
A chemical that undergoes a chemical reaction is called a reactant. The chemicals that are produced by a chemical reaction are called the products. So in a chemical reaction, reactants turn into products.
The limiting reactant in chemistry is the reactant that is completely consumed in a chemical reaction, limiting the amount of product that can be formed. It determines the theoretical maximum amount of product that can be produced in a reaction. The amount of product formed is dictated by the amount of the limiting reactant present.
endothermic reaction
A reactant is a substance that enters into a chemical reaction and is transformed into a new product. It is present at the start of the reaction and gets consumed during the process.
When the concentration of the reactant is decreased, the rate of chemical reaction go slow.
The catalyst is not a reactant in a chemical reaction but contribute to the success of this reaction.