Que vs Cual

Question 1

What is used to ask for general information, explanations, or definitions?

Answer 1

Qué

Question 2

What is used to ask for specific information or to choose from a limited set of possibilities?

Answer 2

Cuál(es)

Question 3

Relation of qué and cuál(es) to nouns

Answer 3

Cuál(es) is not used before nouns. Qué is used instead regardless of the type of information requested.