A5 Power Chord Accord

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

A5 Accord — Quick Answer & Harmonic Definition

The A5 (Power Chord) chord consists of the notes A, E. It is constructed from the root note A using the power chord interval formula (0–7 semitones).

Formula: 0 – 7

Notes

A – E

Intervals (semitones)

0 – 7

Type

Extended

A5 on Piano

Press highlighted keys simultaneously to play the A5 chord.

A (Root (R))

E (Perfect 5th)

A5 on Guitar

The A5 chord uses notes A, E. 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	E

About the A Power Chord Chord

The A5 chord (A Power Chord) consists of 2 notes: A, E. 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, E.

Playing A5 on Piano

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

Common Chord Progressions Using A5

I–IV–V: A5 – D5 – E5 (blues and rock)
I–V–vi–IV: A5 – E – F#m – D (pop staple)
I–vi–IV–V: A5 – F#m – D – E (50s progression)

The A5 Chord in Context

The A5 (Power Chord) 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

Power Chord Chord in All 12 Keys

C5 C#5 D5 D#5 E5 F5 F#5 G5 G#5 A5 A#5 B5

Knowledge Base & FAQs

A5 Chord — Frequently Asked Questions

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What notes are in the A5 chord?

The A Power Chord chord contains: A, E.

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

What is the A5 chord used for?

Root and perfect fifth only — no third.

Versatile in rock and metal with distortion. The A5 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 A5 on piano?

On piano, play A, E simultaneously.

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

How many notes are in a power chord chord?

A power chord chord has 2 notes: A, E (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–C#–E) uses a major third (4 semitones), giving it a bright, happy sound.

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

What key does A5 belong to?

A5 naturally serves as the I chord in the key of A major.

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

Can I play A5 on ukulele?

Yes.

The ukulele uses GCEA tuning with 4 strings. The A5 chord notes (A, E) 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 A5?

In the key of A major, A5 pairs naturally with D major (IV), E major (V), and F#m (vi).

The classic I–IV–V (A5–D–E) is the foundation of blues, country, and rock.

What is a chord inversion of A5?

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

A5 root position: A in bass. First inversion: E 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 A5: start on A, add 7 semitones. Practicing this across all 12 roots builds instant recognition of any power chord chord.