In the reaction 2Mg + O2 → 2MgO, magnesium is:
Which of the following is the correct definition of reduction in terms of electrons?
What is the oxidation state of sulfur in H2SO4?
Which of the following is a common oxidizing agent?
In a redox reaction, the substance that is oxidized:
The oxidation state of any uncombined (free) element is always:
Which of the following is the correct formula for the ionic compound formed between Al3+ and O2-?
Corrosion of iron is an example of a:
Which method of corrosion prevention involves connecting iron to a more active metal like magnesium?
In the reaction 2Na + Cl2 → 2NaCl, which substance is the oxidizing agent?
