Secondary Dominant Chords

Dominant Seventh Chord: A dominant seventh chord consists of four notes built on the fifth scale degree of any major or minor scale, providing strong tension that resolves back to the tonic.

Leading Tone: The leading tone is the seventh note of any diatonic scale, which has an inherent tendency to resolve upwards by half step.

Functional Harmony: Functional harmony categorizes chords based on their role or function within tonal music, including primary dominants (V) and secondary dominants (V/V).