G7sus2 chord
G dominant seventh suspended second
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>G
F#
G1
G#
A
A#
B
C
C#
D
D#
E
F
F#
G
G
C
C
C#
D5
D#
E
F
F#
G
G#
A
A#
B
C
D
E
D#
E
Fb7
F#
G
G#
A
A#
B
C
C#
D
D#
E
F
A
G#
A2
A#
B
C
C#
D
D#
E
F
F#
G
G#
A
A
3
5
7
10
The G7sus2 chord has the formula 1, 2, 5, b7 with notes G, A, D, F
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.