G Suspended 2nd Chord
Chord Tones: G Suspended 2nd Chord
Symbol: sus2 — Formula: 1-2-5
| Degree | Note | Frequency (A=440, Equal) |
|---|---|---|
| 1 | G4 | 391.995 Hz |
| 2 | A4 | 440.000 Hz |
| 5 | D4 | 293.665 Hz |
Chord Notation
| Notation Type | Symbol / Value |
|---|---|
| Lead Sheet Symbol | Gsus2 |
| All Common Symbols | sus2 |
| Interval Formula | 1-2-5 |
| Harmonic Category | open |
Roman numeral (e.g. I, IV, V) and Nashville Number notation are key-dependent. See Keys pages for chord function within specific keys.
Inversions
| Inversion | Notes (low to high) | Bass Note | Slash Notation |
|---|---|---|---|
| Root Position | G4 – A4 – D4 | G | G Suspended 2nd Chord |
| First Inversion | A4 – D4 – G4 | A | G Suspended 2nd Chord/A |
| Second Inversion | D4 – G4 – A4 | D | G Suspended 2nd Chord/D |
Harmonic Function
The G sus2 chord commonly functions as the dominant (V) in C major — strongest resolution point. Its harmonic role varies by key — in major keys it provides stable harmonic grounding.
The sus2 chord replaces the third with a major second, creating an open, ambiguous sound with no major or minor quality. It is widely used in rock and pop for its airy, unresolved character. The G Suspended 2nd Chord specifically contains 3 notes: G, A, D (formula: 1-2-5). On guitar, G-rooted chords benefit from the open G, B, and D strings, enabling full-sounding voicings with minimal fretting. Country, bluegrass, and acoustic pop rely heavily on G-rooted chords, which ring with a bright, open quality on steel-string guitars.
Common Progressions
The G Suspended 2nd Chord frequently appears in these progression patterns (shown in Roman numeral notation relative to key):
Songs Featuring the Suspended 2nd Chord
Well-known songs where the G Suspended 2nd Chord — or this chord type — plays a prominent role:
- Pinball Wizard – The Who
- She Talks to Angels – Black Crowes
- Waiting for the World to Change – John Mayer
Tuning Frequencies Across Temperaments
Frequencies shown at A=440 Hz. View full temperament data for any note.
| Note | Equal Temp. | Pythagorean | Just Intonation |
|---|---|---|---|
| G4 | 391.995 Hz | 391.111 Hz | 392.438 Hz |
| A4 | 440.000 Hz | 440.000 Hz | 436.043 Hz |
| D4 | 293.665 Hz | 293.332 Hz | 294.329 Hz |
Scales Containing the G Suspended 2nd Chord
These scales include the G Suspended 2nd Chord as a diatonic or characteristic chord: