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Gmaj9 chord (G major ninth) on piano

Gmaj9 (G major ninth) has five notes: G, B, D, F sharp and A. Its formula is 1, 3, 5, 7, 9. In major keys, Gmaj9 is the Imaj9 chord in G major and the IVmaj9 in D major.

Gmaj9 inversions and fingering

GBF#
Shell (left hand)
G B F# · LH 5-3-1
GBDAF#
Two hands
G F# B D A · RH 1-2-5 · LH 5-1

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Gmaj9 chord facts
SymbolGmaj9
Also writtenGM9, GΔ9
NotesG B D F# A
Formula1 3 5 7 9
Intervalsroot, major third, perfect fifth, major seventh, major second
TypeMajor ninth chord

Gmaj9 across the keyboard

C3C4C5D5G1A9B3D5G1A9B3F#7F#7

Piano, C3 to C5. Notes in this scale, low to high: D3 (5), F#3 (7), G3 (1), A3 (9), B3 (3), D4 (5), F#4 (7), G4 (1), A4 (9), B4 (3).

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Questions

What notes are in the Gmaj9 chord?

Gmaj9 (G major ninth) has five notes: G, B, D, F sharp and A. Its formula is 1, 3, 5, 7, 9. G is the root, B is the major third, D is the perfect fifth, F# is the major seventh and A is the major second.

How do you play Gmaj9 on piano?

Play G, B, D, F# and A together. Shell (left hand): G B F# · LH 5-3-1.

What key is Gmaj9 in?

In major keys, Gmaj9 is the Imaj9 chord in G major and the IVmaj9 in D major. It is diatonic to those keys, so it fits songs in any of them.

What is the difference between Gmaj9 and Gmaj7?

Gmaj9 is Gmaj7 (G, B, D and F#) with A, the 9th, added.