you have a leading tone relationship in a new key
IF you have an accidental that resolves upward by a half step, THEN...
to the temporary tonic in the next chord (resolve 4ths and 7ths in the new key)
Secondary chords resolve ______.
dominant and diminished leading tone (and their 7ths)
Usual secondary chord tones (dominant function)
V/V, leading tone relationship in So
aural: Fi-So NOT as a leading tone( i.e. as an essential part of the chord)