F7sus2 chord
F dominant seventh suspended second
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G
F#
G2
G#
A
A#
B
C
C#
D
D#
E
F
F#
G
G
C
C
C#
D
D#b7
E
F
F#
G
G#
A
A#
B
C
D#
E
D#
E
F1
F#
G
G#
A
A#
B
C
C#
D
D#
E
F
A
G#
A
A#
B
C5
C#
D
D#
E
F
F#
G
G#
A
C
3
5
7
10
The F7sus2 chord has the formula 1, 2, 5, b7 with notes F, G, C, D#
The seventh suspended second chord is a variation of the suspended second chord, meaning that it does not have a third and sounds open. This chord can be used to prepare for a resolution up toward a third.