Advertisements
Advertisements
Question
Balance the following equation:
\[\ce{Al + O2->Al2O3}\]
Advertisements
Solution
\[\ce{Al + O2->Al2O3}\]
Multiply Al by 4 and Al2O3 by 2 to make atoms of Al equal.
\[\ce{4Al + O2->2Al2O3}\]
To make oxygen atoms equal
\[\ce{4Al + 3O2->2Al2O3}\]
APPEARS IN
RELATED QUESTIONS
Balance the following equation. Also name the products formed.
Ag +S → `Ag_2 S`
Write a balanced molecular equation for the following word equation:
\[\ce{Calcium + oxygen->Calcium oxide}\]
Balance the following equation:
\[\ce{Pb3O4->PbO + O2}\]
Balance the following equation:
\[\ce{H2S + Cl2->S + HCl}\]
Balance the following important equation:
NaAlO2 + H2O → NaOH + Al(OH)3
Balance the following important equation:
KMnO4 + HCl → KCl + MnCl2 + H2O + Cl2
Balance the following important equation:
Mg3N2 + H2O → Mg(OH)2 + NH3
Which of the following are combination reactions?
- `2"KClO"_3 overset("Heat")(->) 2"KCl" + 3"O"_2`
- `"MgO" + "H"_2"O" -> "Mg"("OH")_2`
- `4"Al" + 3"O"_2 -> 2"Al"_2"O"_3`
- `"Zn" + "FeSO"_4 -> "ZnSO"_4 + "Fe"`
Complete the missing component /variable given as x and y in the following reactions
`"Zn"("s") + "H"_2"SO"_4("aq") -> "ZnSO"_4(x) + "H"_2("y")`
Complete and balance the following equation:
\[\ce{Al2O3 + NaOH ->}\]
