An unsound argument is either an invalid argument or a valid argument with at least one false premise. A valid argument preserves truth. That is, if we have a valid argument, and if all of the premises are in fact true, then the conclusion will always be in fact true.

How do you know if an argument is unsound?

Arguments can be valid but still have one or more false premises. If an argument is both valid and has all true premises, we will say that the argument is sound. An argument is unsound if it either has a false premise, or is invalid.

What is unsound argument examples?

An unsound deductive argument is a deductive argument with at least one false premise leading to a false conclusion. Example(s): Some organisms with wings can fly. Penguins have wings.