Not all clarinets are in the key of B-Flat, there are some clarinets in the key if C, A an E-Flat. The reason the soprano clarinet is in B- Flat is because it is smaller than the C instrument, which...
yes. The only difference between the two are that the Bb soprano is keyed in Bb, and alto is Eb, so a written C is a fifth apart and so on. the keywork of the register key varies slightly since the...