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The reaction 4Al + 3O2 -> 2Al2O3 is exothermic. This is because it releases energy in the form of heat during the reaction. The formation of aluminum oxide (Al2O3) from aluminum (Al) and oxygen (O2) is accompanied by a decrease in enthalpy, resulting in the release of heat energy.

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ProfBot

7mo ago

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Related Questions

How do you balance the chemical equation Al O2Al203?

This is a synthesis reaction, and when it's balanced, it looks like this: 4Al + 3O2 --> 2Al2O3


What is the correct equation for the decompostiton of aluminum oxide?

2Al2O3 --> 4Al + 3O2


What is the equation for when aluminum reacts with oxygen?

The ionic compound Al2O2 forms when aluminum reacts with oxygen.


Write the chemical equation for the reaction aluminum underwent in the disaster?

4Al+3O2-->2Al2O3


What is the chemical equation for the reaction aluminum underwent in the disaster?

The chemical equation for the reaction aluminum underwent in the disaster is 4Al + 3O2 -> 2Al2O3. This reaction produces aluminum oxide (Al2O3) when aluminum (Al) reacts with oxygen (O2) in the air.


What type of reaction is 4Al plus 3O2---2Al2O3?

It is a synthesis reaction because the two substances are combining to form one.


What is the name for Al2O3?

Aluminium + Oxygen ----> Aluminium oxideBalanced equation:4 Al + 3 O2 ----> 2 Al2O3


Aluminum oxide is decomposed balanced equation?

The balanced equation for the decomposition of aluminum oxide is: 2Al2O3(s) → 4Al(s) + 3O2(g)


What is the reaction for aluminium and oxygen?

The reaction between aluminum and oxygen forms aluminum oxide. The balanced chemical equation for this reaction is 4Al + 3O2 → 2Al2O3.


What is the coeficient needed for Al to balance Al plus O2 - Al2O3?

You need 4Al and 3O2 This will give you 2 Al2O3


What is the balance the following chemical equation Al2O3 -- Al plus O2?

No. If you mean 4Al3O2. And If you mean 4Al + 3O2 ------> AL2O, it is still not balance.


How do you balance al o2al2o3?

To balance the equation Al + O2 -> Al2O3, first write out the unbalanced equation. Then balance the atoms one at a time, starting with the least common elements. In this case, balance aluminum first by adding a coefficient of 4 in front of Al on the left side. Then balance oxygen by adding a coefficient of 3 in front of O2 on the left side. The balanced equation is 4Al + 3O2 -> 2Al2O3.