Magnesium reacts with oxygen to make magnesium oxide. State two observations that would be seen when magnesium is heated strongly and put into a gas jar containing pure oxygen.
Too much hydrochloric acid in the stomach causes acid indigestion. Magnesium oxide is often included in indigestion tablets. Give the equation to show how magnesium oxide relieves acid indigestion.
Name the type of reaction that takes place in (b)(i).
Magnesium oxide is classed as a ceramic material. It has a high melting point. State and explain why ceramic materials such as magnesium oxide have high melting points.
Magnesium oxide can be prepared from magnesium carbonate in a one-step reaction by heating it. Write an equation for this reaction. Include state symbols.
Name the type of reaction happening during this process.