Which minor key features 5 flats?

The minor key that features five flats is B flat minor. In music theory, the key signature of B flat minor incorporates the notes B flat, C, D flat, E flat, F, G flat, and A flat. This means that when you count the flats in the key signature, you arrive at five: B flat, E flat, A flat, D flat, and G flat.

Knowing how key signatures are constructed is essential for understanding the relationship between major and minor keys. The minor keys are derived from their relative major keys, which can help determine their key signatures as well. B flat minor is the relative minor of D flat major, which also has five flats in its key signature.

B flat minor is often characterized by its somber tone and is used in various musical compositions to express deep emotions. Understanding this key signature not only assists with performance but also with composition and analysis in a broader musical context.