yes, this is the offcial name.
Republique Francaise.
The French Republic or Republique Francaise
"la République Française", short form: la France
Just looking at the coin carefully will help. The name of the country might not be in English. For example, a French coin will say Republique Francaise on it, and a Swiss coin will say Confederatio Helvetica. A good coin book will help find the answer.
Air France is the national French airline company.
the Stade de France is where the National team play their home matcheshttp://en.wikipedia.org/wiki/Stade_de_france
Bastille Day
La Marseillaise is the name of the French national anthem; there is no Marseillaise Day as such in France.
La Comédie Française
It's not clear what you're asking.If you're referring to the translation of that inscription on a coin, it's actually RÉPVBLIQUE FRANÇAISE, with a "Q", not an O. Also the "V"s are actually U's written in the Latin alphabet, so in modern letters it's RÉPUBLIQUE FRANÇAISE. That's simply French for "French Republic"If you're asking about the value of a specific coin, you'll need to post a new question with the coin's date and denomination. The denomination will be in either francs or centimes.
The French national stadium located in Saint-Denis, north of Paris, is simply called 'le stade de France'
France and Italy. France won 2-1 on a golden goal by David Trezeguet.