![]() ![]() To do this, we are using chords Bb major triad chord #I, Bb major triad chord #V, and Bb major triad chord #IV, and after hearing these chords, followed by the first chord in the cadence (chord ii), our ear is definitely expecting the tonic chord (I) as the final chord in the sequence. The first three chords on the staff below are not strictly part of the cadence, but they are useful to set the expectation that this phrase is definitely in the key of B-flat major. The two chords above are shown as the last two chords on the treble clef below. This means that the half cadence is often used as a pause in a piece of music, which finally ends using the Bb major perfect authentic cadence. It is less strong than the Bb major perfect authentic cadence, because it doesn't give the same sense of closure or completion to the phrase, since a music phrase will usually sound most complete when the tonic(I) is the final resting place. So looking up the chords relating to these scale degrees from the table above, we are going from the Bb major triad chord #ii - C minor chord, to Bb major triad chord #V - F major chord. The half cadence moves from any diatonic scale chord eg. This step shows the B-flat major half cadence on the piano and treble clef. To understand what the roman numerals mean, please look at Bb major triad chords or Bb major 7th chords.Īccording to the cadence type, some of these chords, scale degrees and roman numerals will be used in later steps to define this cadence. B-flat major scale Note no.įor each note in the scale (2nd column), there is a triad chord whose root / first note is that scale note (4th column), and the same applies to 7th chords (5th column). B-flat major scale notesīelow is a piano diagram showing the Bb major scale notes.įor details on all the chords in this scale, have a look at Bb major triad chords, and Bb major 7th chords, but a summary table of all chord names and their scale degrees is shown below. This step shows the B-flat major scale notes and the triad chords in that scale.īefore describing the details of the half cadence in the key of B-flat major, first it would be to useful to identify the scale notes, degrees and chords that could be used in this key. ![]()
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