A Minor

Chords in the key of

The scale’s notes are numbered from 1 to 7. Roman numerals are used to label the basic triad (1-3-5) chords built on each of those notes.

The notes of the A minor scale are:

A – B – C – D – E – F – G

Key of A minor

i ii° III iv v VI VII
Am Bdim C Dm Em F G
A minor B diminished C major D minor E minor F major G major
A - C - E B - D - F C - E - G D - F - A E - G - B F - A - C G - B - D

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That’s the diatonic set. If you stay strictly inside the key, these are your friends. The pattern of naming chords for every minor key is:

Minor, Diminished, Major, Minor, Minor, Major, Major. Numerals in UPPERCASE (III, VI, VII) denote major chords, and numerals in lowercase (i, ii°, iv, v) denote minor chords.

A Minor: Extended Chords

A HARMONIC Minor : RESOLVING + cinematic

A natural/diatonic minor often borrows the 7th note from A harmonic minor; it’s just one semitone higher but creates and resolves tension far better than its diatonic counterpart.

This raises A minor’s G to G#, which affects A minor’s III, v, & VII chords:

Borrowing tension: A harmonic minor

III+ V vii°
Caug E G#dim
C augmented E major G sharp diminished
C - E - G# E - G# - B G# - B - D

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