E-flat Major: E-flat, G-natural, B-Flat E-flat minor: E-flat, G-flat, B-Flat
The IV chord in the key of B flat would be E flat so the triad notes would be e flat, g, and b flat (on keyboard) for guitar it would be e flat, b flat, e flat, g, b flat, and e flat. Played at the 11th fret as a bar chord in standard tuning.
No. E-flat is one half step LOWER than E.
This would be a diminished triad chord. A normal A minor chord would be A, C, and E. Flat the E and you get E flat (or D sharp), making a diminished triad.
The E-major triad is composed of an E, a G#, and a B. To make this chord minor, flat the G#.
A-flat C E-flat
Any chord CAN be lower depending on how it's played. For example: If you play an A chord above the E chord, it's higher, however, if you play that same A chord an octave lower, it's lower.
Eb
E flat augmented raises the Bb to B natural.
Yes. For example, a fully diminished C7 chord contains the notes C, E-flat, G-flat, and B-double-flat.
to play an f7 chord you must play a f, a, c and e flat
It depends if you're playing a D flat major or a D flat minor chord. For D flat major, play D flat, F, and A flat. For D flat minor, play D flat, E, and A flat.