Multiple Choice Spoints What is the oxidation number of Al In the following:Al -2 +1 0 +3

The oxidation number of Al in the given compound is +3.<br /><br />Explanation:<br />The oxidation number of an element is the charge that the element would have if the compound was composed of ions. In the case of Al, it is a metal that typically forms +3 oxidation state. This is because Al has 3 valence electrons, and it tends to lose these electrons to achieve a stable electron configuration. Therefore, the oxidation number of Al in the given compound is +3.