C7+5 altered chord
Altered C chord for piano presented by keyboard diagrams.
Explanation: The C7+5 alter the C7 by the change of one note. C7+5 stands for C seven plus five (can also be written as C7#5).
Theory: Compared to C7 the third tone in the chord is sharpened. Notice that C7+5 are identical with Caug7.
Fingerings: little finger, middle finger, index finger, thumb (left hand); thumb, index finger, middle finger, little finger (right hand).
Notes: C - E - G# - Bb