E natural minor scale
(or Aeolian mode scale)

Listen

E minor notes: E F# G A B C D

3-notes chords built on E minor scale:

1. E Minor: E G B
2. F# Diminished: F# A C
3. G Major: G B D
4. A Minor: A C E
5. B Minor: B D F#
6. C Major: C E G
7. D Major: D F# A

4-notes chords built on E minor scale:

1. E Minor 7: E G B D
2. F# Half Diminished 7: F# A C E
3. G Major 7: G B D F#
4. A Minor 7: A C E G
5. B Minor 7: B D F# A
6. C Major 7: C E G B
7. D Dominant 7: D F# A C