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F♯ Suspended 2nd

Also Known As
What are Enharmonics?F♯ / G♭ Equivalent

Hear the F♯ Suspended 2nd chord played for you.

F♯sus2
F♯ – G♯ – C♯
Formula:R-M2-P5
Intervals:P1-M2-P5
Scale Degrees:1-2-5

Introduction

The F♯ Suspended 2nd chord is a three-note chord made up of F♯, G♯, and C♯. It is built from a root, major second, and perfect fifth.

The F# Suspended 2nd piano chord (F#sus2) consists of the notes F#, G#, C#. It is a chord where the third is suspended and replaced by the major second, giving it a open, ambiguous, and floating character with no major or minor quality. Formula: R-M2-P5 | Scale degrees: 1-2-5.

Notes

Notes:F♯ – G♯ – C♯

F♯ Suspended 2nd Inversions

PositionNotes
Root PositionF# – G# – C#
1st InversionG# – C# – F#
2nd InversionC# – F# – G#

Key Signature

The key of F# Suspended 2nd has 6 sharps.

F♯C♯G♯D♯A♯E♯

Order of sharps

Sharps are added to a key signature in a fixed order. Each new sharp key adds the next sharp on the list.

FCGDAEB

Mnemonic: Father Charles Goes Down And Ends Battle

Chords in the Key of F# Major

These are the diatonic triads built on each degree of the F# major scale:

C
D
E
F
G
A
B
C
D
E
F
G
A
B
IF♯ Major (major)
DegreeNumeralChordQuality
1IF# MajorMajor
2iiG# MinorMinor
3iiiA# MinorMinor
4IVB MajorMajor
5VC# MajorMajor
6viD# MinorMinor
7vii°F DiminishedDiminished

Theory: Intervals

Formula: R-M2-P5
Intervals: P1-M2-P5

The F♯ Suspended 2nd is built by stacking intervals from the root note. The formula R-M2-P5 describes the scale degrees used. The intervals P1-M2-P5 show the distance between each note in the chord.

F♯ Suspended 2nd — Frequently Asked Questions

What notes are in the F# Suspended 2nd chord?
The F# Suspended 2nd chord (F#sus2) contains: F# (root), G# (major 2nd), and C# (perfect fifth). The major 2nd replaces the third entirely — there is no major or minor third, giving this chord its open, floating quality.
How does F# Suspended 2nd differ from F# Major or F# Minor?
Both F# Major and F# Minor have a third (E or Eb for C-based chords). F# Suspended 2nd replaces that third with a major 2nd (G#). This suspension creates ambiguity — the chord is neither major nor minor and has a bright, airy sound often used for colour and transition.
What does "suspended" mean in music?
"Suspended" means the third has been replaced (suspended) by another note — in this case, the 2nd degree. The suspension creates tension that traditionally resolves back to the third (moving from G# to the major or minor third). In pop music, suspended chords often remain unresolved for their pleasant, neutral sound.
How is F# Suspended 2nd used in music?
Sus2 chords are widely used in pop, rock, and folk as colour chords that avoid defining major or minor quality. F#sus2 works before or after a F# Major chord in the same harmonic context, creating a shimmer effect. It also appears at phrase endings for an open, unresolved feeling.
What songs use suspended 2nd chords?
Suspended chords are everywhere in pop: Every Breath You Take (Police) uses sus chords throughout. Pinball Wizard (The Who) opens with sus4 chords. Somebody That I Used to Know (Gotye) uses sus2 for its characteristically open sound. The floating quality of sus2 chords suits introspective and atmospheric music.
Can I use F# Suspended 2nd and F# Major together?
Yes — alternating between F#sus2 and F# Major is a very common pop technique. The movement F#–G#–C# → F#–(major 3rd)–C# creates a shimmer with only one note changing. This single-note movement is the basis of many recognisable piano and guitar parts.

Practice Tips

  • Compare F#sus2 (F# G# C#) with F# Major — only the middle note changes. Play them alternately to hear the shimmer effect.
  • The 2nd degree (G#) in a sus2 chord creates a floating, unresolved quality. Let it breathe before resolving to the major chord.
  • Try F#sus2 → F# Major → F#sus4 → F# Major as a loop — this classic suspended movement underpins countless pop songs.
  • Sus2 chords work well at the beginning or end of phrases to create an open, questioning feeling before resolution.
  • Practice moving from F#sus2 to nearby chords: → F# Major, → F# minor, → IV Major. Feel how each resolution changes the mood.
  • In a ballad context, sustain F#sus2 for a full measure before resolving — the sustained suspension creates emotional weight.

Related Tools

Chord FinderLook up any chord — see the notes, hear it, and play along.Chord DrillTimed drills to build speed and recognition across all chord types.Practice RoomPlug in a MIDI keyboard and get real-time feedback on every chord and scale.Circle of FifthsVisualize key relationships, relative minors, and key signatures.MIDI MonitorLive MIDI message stream with note names, velocity, and a scrolling staff.