A#5 Powerchord Akkord

Root and perfect fifth only — no third. Versatile in rock and metal with distortion.

A#5 Akkord — Quick Answer & Harmonic Definition

The A#5 (Power Chord) chord consists of the notes A#, F. It is constructed from the root note A# using the power chord interval formula (0–7 semitones).

Formula: 0 – 7
Notes
A# – F
Intervals (semitones)
0 – 7
Type
Extended

A#5 on Piano

Press highlighted keys simultaneously to play the A#5 chord.

R
A# (Root (R))
2
F (Perfect 5th)

A#5 on Guitar

The A#5 chord uses notes A#, F. 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 A#
Root Root (R) 0 A#
3rd Perfect 5th 7 F

About the A# Powerchord Chord

The A#5 chord (A# Powerchord) consists of 2 notes: A#, F. Root and perfect fifth only — no third. Versatile in rock and metal with distortion.

To build any power chord chord, apply intervals of 0, 7 semitones above the root. Starting from A#: the notes land on A#, F.

Playing A#5 on Piano

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

Common Chord Progressions Using A#5

  • I–IV–V: A#5 – D#5 – F5 (blues and rock)
  • I–V–vi–IV: A#5 – F – Gm – D# (pop staple)
  • I–vi–IV–V: A#5 – Gm – D# – F (50s progression)

The A#5 Chord in Context

The A#5 (Powerchord) chord features a distinctive root and perfect fifth only — no third. versatile in rock and metal with distortion. built from the intervals 0–7. It provides rich harmonic color and tension across pop, jazz, classical, and contemporary compositions.

Other A# Chords

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

Powerchord Chord in All 12 Keys

C5 C#5 D5 D#5 E5 F5 F#5 G5 G#5 A5 A#5 B5
Virtual Piano
Play A#5 on piano
Virtual Guitar
See on the fretboard
A# Scale
Notes that fit A#5
Songs
Find songs using A#5

Knowledge Base & FAQs

A#5 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 A#5 chord?

The A# Powerchord chord contains: A#, F.

These notes are derived by applying the power chord interval formula (0–7 semitones) to the root note A#.

What is the A#5 chord used for?

Root and perfect fifth only — no third.

Versatile in rock and metal with distortion. The A#5 chord is used across pop, rock, jazz, and classical music. As the I chord in the key of A# major, it functions as the most stable resting point in progressions.

How do you play A#5 on piano?

On piano, play A#, F simultaneously.

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

How many notes are in a power chord chord?

A power chord chord has 2 notes: A#, F (in A#).

It is an extended chord with 5 or more notes.

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

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

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

What key does A#5 belong to?

A#5 naturally serves as the I chord in the key of A# major.

It also appears as IV in the key of F major, and as V in the key of D# major.

Can I play A#5 on ukulele?

Yes.

The ukulele uses GCEA tuning with 4 strings. The A#5 chord notes (A#, F) 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 A#5?

In the key of A# major, A#5 pairs naturally with D# major (IV), F major (V), and Gm (vi).

The classic I–IV–V (A#5–D#–F) is the foundation of blues, country, and rock.

What is a chord inversion of A#5?

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

A#5 root position: A# in bass. First inversion: F in bass. Second inversion: undefined in bass. Inversions create smoother bass line movement without changing the harmony.

How do I memorize the notes in a power chord chord?

Remember the formula: 0–7 semitones from root.

For A#5: start on A#, add 7 semitones. Practicing this across all 12 roots builds instant recognition of any power chord chord.