Seven chords

Question 1

Major Seventh (Maj7)

Answer 1

Starts with the root note of the key and stack the major third (4 half steps), perfect fifth, and major seventh intervals

Question 2

Minor Seventh (mi7)

Answer 2

Start with the second note on the six scale degree, the add the minor third (3 half steps), perfect fifth, and minor seventh

Question 3

Dominant Seventh (V7)

Answer 3

Start no the fifth note of the scale, then stack the major third (4 half steps) , perfect fifth, and minor seventh

Question 4

Diminished Seventh (vii7)

Answer 4

Begin with the seventh scale degree, then add the minor third, diminished fifth (3 half steps), and diminished seven intervals ( 3 half steps)