Chords

Key of C major: Top row is the major I, IV, and V chords. Bottom row is the minor iv, ii, and iii chords.
Key of A minor: Bottom row is the minor i, iv, and v chords. Top row is the major III, VI, and VII chords.

 

Key of G major: Top row is the major I, IV, and V chords. Bottom row is the minor iv, ii, and iii chords.
Key of E minor: Bottom row is the minor i, iv, and v chords. Top row is the major III, VI, and VII chords.

 

Key of D: Top row is the major I, IV, and V chords. Bottom row is the minor iv, ii, and iii chords.
Key of Bm: Bottom row is the minor i, iv, and v chords. Top row is the major III, VI, and VII chords.