What notes are in the E7 chord?

E7 is made of E, G#, B and D: the root, major 3rd, perfect 5th and minor 7th above E.

What is the easiest way to play E7?

Play 020100 (low E to high E): let the low E, D, B and high E strings ring open.

E7 chord on guitar

E7 is a dominant seventh chord: bluesy and restless, wanting to move. It is built from E, G#, B and D (formula 1 3 5 ♭7). Dominant sevenths drive the blues and usually resolve up a fourth, to the chord whose root is five frets higher on the same string. The easiest way to play it in standard tuning is 020100.

0 2 0 1 0 0

x x 2 4 3 4

x 7 9 7 9 7

12 11 9 9 9 10

12 14 12 13 12 12

E7 fingerings (low E to high E)

Open position: 020100. Let the low E, D, B and high E strings ring open.
Fret 2: xx2434. Mute the low E and A strings.
Barre at fret 7: x79797. Mute the low E string, barre fret 7 from the A to the high E string.
Fret 9: 12-11-9-9-9-10. Barre fret 9 from the D to the B string.
Barre at fret 12: 12-14-12-13-12-12. Barre fret 12 from the low E to the high E string.

Questions

What notes are in the E7 chord?: E7 is made of E, G#, B and D: the root, major 3rd, perfect 5th and minor 7th above E.
What is the easiest way to play E7?: Play 020100 (low E to high E): let the low E, D, B and high E strings ring open.
Which keys is E7 in?: E7 belongs to A major (V7).

Also try: E Major · E Minor · Emaj7 · Em7 · A Major · Chord Charts