Question

is the a7 chord on guitar a minor?

Answer 1

No i don't think so because A7 is called a dominant 7th chord built from the 5th degree of a D major scale, D Harmonic minor and a D Melodic minor.  All dominant chords are built from the 5th degree of a scale.

Answer 2

Answer:

no

Explanation:

a7 is neither a minor nor a major. the only major and minor variations are Amaj and Amin