A chemical formula is a concise list of the elements in a compound and the ratios of these elements. To better understand what a chemical formula means, we must consider how an ionic compound is constructed from its ions.
A fallacy is an incorrect argument in logic and rhetoric. It gives a result which is not valid or lacks soundness. Fallacies are either formal fallacies or informal fallacies.
Webster Dictionary(0.00 / 0 votes)Rate this definition: Fallacy(noun) deceptive or false appearance; deceitfulness; that which misleads the eye or the mind; deception. Fallacy(noun) an argument, or apparent argument, which professes to be decisive of the matter at issue, while in reality it is not; a sophism.