A power chord is just a 5th note interval, just the root note and a 5th note. Typically, played on the heaviest strings. A power chord is neither major nor minor. For power chords, your index finger is always the root note. The great thing about power chords is they are completely portable.

G Power Chord
C Power Chord
F Power Chord

You can also add octaves to make them sound heavier like below.

Power Chord Root on 6th
Power Chord Root on 5th
Power Chord Root on 4th

You can also add a 2nd octave as well. Basically, making a G5 chord twice. Sounds very heavy.

Power Chord with added octaves
Power Chord with added octaves

Other interesting shapes are below.

Power Chord
Power Chord

Don’t forget the good ol’ boogie-woogie below.

Power Chord
Power Chord

Explore More

D Major Pentatonic Scale

The notes of the D Major Pentatonic Scale are D, E, F#, A, and B.  D Major Pentatonic Scale – All Across the Neck D Major Pentatonic Scale – Pattern

C Major Pentatonic Scale

The notes of the C Major Pentatonic Scale are C, D, E, G, and A.  C Major Pentatonic Scale – All Across the Neck C Major Pentatonic Scale – Pattern

String Muting

Palm Muting  Palm muting is a technique that uses the fleshy part of your strumming hand palm to mute the strings. This creates a more articulate attack and sounds tighter.