F#sus2 Suspended 2nd Chord

Replaces the third with a major second. Open, unresolved, modern sound.

F#sus2 Chord — Quick Answer & Harmonic Definition

The F#sus2 (Suspended 2nd) chord consists of the notes F#, G#, C#. It is constructed from the root note F# using the suspended 2nd interval formula (0–2–7 semitones).

Formula: 0 – 2 – 7
Notes
F# – G# – C#
Intervals (semitones)
0 – 2 – 7
Type
Triad

F#sus2 on Piano

Press highlighted keys simultaneously to play the F#sus2 chord.

R
F# (Root (R))
2
G# (Major 2nd / 9th)
3
C# (Perfect 5th)

F#sus2 on Guitar

The F#sus2 chord uses notes F#, G#, C#. Build a voicing by finding these notes on any strings — root on the 6th string is a common starting point for barre chord shapes.

Interval Analysis

Degree Interval Name Semitones Note in F#
Root Root (R) 0 F#
3rd Major 2nd / 9th 2 G#
5th Perfect 5th 7 C#

About the F# Suspended 2nd Chord

The F#sus2 chord (F# Suspended 2nd) consists of 3 notes: F#, G#, C#. Replaces the third with a major second. Open, unresolved, modern sound.

To build any suspended 2nd chord, apply intervals of 0, 2, 7 semitones above the root. Starting from F#: the notes land on F#, G#, C#.

Playing F#sus2 on Piano

Press F#, G#, C# simultaneously. In root position, F# is lowest. First inversion places G# in the bass for a lighter sound; second inversion uses C# as the bass note.

Common Chord Progressions Using F#sus2

  • I–IV–V: F#sus2 – Bsus2 – C#sus2 (blues and rock)
  • I–V–vi–IV: F#sus2 – C# – D#m – B (pop staple)
  • I–vi–IV–V: F#sus2 – D#m – B – C# (50s progression)

The F#sus2 Chord in Context

The F#sus2 (Suspended 2nd) chord features a distinctive replaces the third with a major second. open, unresolved, modern sound. built from the intervals 0–2–7. It provides rich harmonic color and tension across pop, jazz, classical, and contemporary compositions.

Other F# Chords

F#
Major
F#m
Minor
F#7
Dominant 7th
F#maj7
Major 7th
F#m7
Minor 7th
F#dim
Diminished

Suspended 2nd Chord in All 12 Keys

Csus2 C#sus2 Dsus2 D#sus2 Esus2 Fsus2 F#sus2 Gsus2 G#sus2 Asus2 A#sus2 Bsus2
Virtual Piano
Play F#sus2 on piano
Virtual Guitar
See on the fretboard
F# Scale
Notes that fit F#sus2
Songs
Find songs using F#sus2

Knowledge Base & FAQs

F#sus2 Chord — Frequently Asked Questions

Everything you need to know about our browser-based Web Audio engine, instruments, and music theory workspace.

What notes are in the F#sus2 chord?

The F# Suspended 2nd chord contains: F#, G#, C#.

These notes are derived by applying the suspended 2nd interval formula (0–2–7 semitones) to the root note F#.

What is the F#sus2 chord used for?

Replaces the third with a major second.

Open, unresolved, modern sound. The F#sus2 chord is used across pop, rock, jazz, and classical music. As the I chord in the key of F# major, it functions as the most stable resting point in progressions.

How do you play F#sus2 on piano?

On piano, play F#, G#, C# simultaneously.

In root position, F# is the lowest note. Inversions move the bass note up — first inversion has G# lowest, second inversion has C# lowest.

How many notes are in a suspended 2nd chord?

A suspended 2nd chord has 3 notes: F#, G#, C# (in F#).

It is a triad — the most fundamental chord type.

What is the difference between F# major and F# minor?

The F# major chord (F#–A#–C#) uses a major third (4 semitones), giving it a bright, happy sound.

The F# minor chord (F#–A–C#) uses a minor third (3 semitones), giving it a darker, emotional sound.

What key does F#sus2 belong to?

F#sus2 naturally serves as the I chord in the key of F# major.

It also appears as IV in the key of C# major, and as V in the key of B major.

Can I play F#sus2 on ukulele?

Yes.

The ukulele uses GCEA tuning with 4 strings. The F#sus2 chord notes (F#, G#, C#) can be fretted on a ukulele, though the shapes differ from guitar due to the 4-string layout and shorter scale.

What chords go well with F#sus2?

In the key of F# major, F#sus2 pairs naturally with B major (IV), C# major (V), and D#m (vi).

The classic I–IV–V (F#sus2–B–C#) is the foundation of blues, country, and rock.

What is a chord inversion of F#sus2?

An inversion places a non-root note in the bass.

F#sus2 root position: F# in bass. First inversion: G# in bass. Second inversion: C# in bass. Inversions create smoother bass line movement without changing the harmony.

How do I memorize the notes in a suspended 2nd chord?

Remember the formula: 0–2–7 semitones from root.

For F#sus2: start on F#, add 2 semitones, then 7 semitones. Practicing this across all 12 roots builds instant recognition of any suspended 2nd chord.