The equation for each reaction is written according to the relevant as below.
The reaction between iron and sulfur to form iron (II) sulfide is written as:
[tex]Fe + S --- > FeS[/tex]
The reaction between hydrogen gas and oxygen gas to form water is written as:
[tex]H_2 (g) + O_2 (g) --- > H_2O (l)[/tex]
The reaction of aluminum oxide to form aluminum and oxygen gas is written as:
[tex]Al_2O_3 --- > Al + O_2[/tex]
Zinc and copper(II) sulfate react to form zinc(II) sulfate and copper as follows:
[tex]Zn+CuSO_4--- > ZnSO_4+Cu[/tex]
Potassium hydroxide and hydrogen bromide react to form potassium bromide and water as follows:
[tex]KOH + HBr --- > H_2O + KBr[/tex]
More on equations of chemical reactions can be found here: https://brainly.com/question/6976143
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