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Oxidation involve loss of electrons and reduction involve gain of electrons.

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Q: How can tell if an element has been oxidized or reduced in a reaction?
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How can you tell if an element has been reduced?

The reactant that reduces another atom


In the redox reaction AgNO3 Na NaNO3 Ag which element has been reduced?

Silver cations are reduced.


Which element has been reduced in the redox reaction agno3 plus na equals nano3 plus ag?

Sodium (Na) has been reduced.


In the redox reaction AgNO3 plus Na NaNO3 plus Ag which element has been oxidized?

Silver (Ag) for apex


In the redox reaction AgNO3 plus Na NaNO3 plus Ag?

Your reaction is AgNO3 + Na ==> NaNO3 + AgIn this reaction Ag goes from 1+ to zero, so it has been reduced. Na goes from zero to 1+ so it has been oxidized.


Which element has been reduced in the redox reaction AgNO3 plus Na NaNO3 plus Ag?

Silver (Ag)


In the redox reaction AgNO3 plus Na NaNo3 plus Ag which element has been reduced?

Silver (Ag)


When FADH2 has become FAD it has been what?

oxidized. when fad reacts to fadh2 it is said to be reduced


Is iodine on a potato a chemical or physical change?

It is an easily reversible chemical reaction known as a redox reaction.The blue color is due to blue color is due to I2+ cation. The iodine has been oxidized by an oxidizing agent. It can be reduced back to I2 in the reverse reaction.


When a chlorine atom becomes an ion has it been oxidized or reduced?

A chlorine atom gains an electron when it becomes an ion. This means it has been reduced because there is a decrease in oxidation state from 0 to -1.


What does a molecule that has been oxidized have?

Well it has less electrons than it had before. That is the definition of oxidation. The loss of electrons is oxidation. The gain of electrons is reduction.


WHAT is disproportionation reaction?

A disproportionation reaction is one in which a species has been both oxidised and reduced (that is, the oxidation state of the related species found in the products has increased in one instance, and decreased in another, in relation to that of the species found in the reactants). The classic example of disproportionation is the reaction between chlorine gas and dilute sodium hydroxide, although there are many others: Cl2 + 2NaOH --> H2O + NaCl + NaClO The oxidation state of chlorine is 0 in the reactants, but has decreased to -1 in NaCl AND has increased to +1 in sodium chlorate, NaClO.