A9
A9
A 9
Intermediate
Major
Extended
9th chord - extended from dominant 7
Chord Structure
Notes in Chord
A
RootC#
Major 3rdE
Perfect 5thG
Minor 7thB
Major 9thInterval Details
A
Root
C#
Major 3rd
E
Perfect 5th
G
Minor 7th
B
Major 9th
Interval Formula
1P - 3M - 5P - 7m - 9M
Sound Character
Timbre
Bright, stable
Emotion
Happy, optimistic, strong
Suitable Genres
Pop, Rock, Country, Classical
Inversions
An inversion is a rearrangement of the notes in a chord, with a different note as the bass (lowest note).
Root Position
A - C# - E - G - B
Bass: AInversion 1
C# - E - G - B - A
Bass: C#Inversion 2
E - G - B - A - C#
Bass: EInversion 3
G - B - A - C# - E
Bass: GInversion 4
B - A - C# - E - G
Bass: BCompatible Scales
These scales can be used when improvising or soloing over the A9 chord.
Related Chords
Extended from A9
A13
A9#11
A13#11
A9#11b13
Simplified
A5
A7no5
AM
A7
Asus2
A9no5
AMadd9
Alternate Symbols
A9
Tags
extended
dominant
Piano
Guitar
Position 1 / 4
Ukulele
Position 1 / 4