The black key to the right of g is called g

It is called G Sharp or G#. G-sharp major is a hypothetical key in light of the melodic note G-sharp, comprising of the pitches G♯, A♯, B♯, C♯, D♯, E♯ and Fdouble sharp. Its key mark has six sharps and one twofold sharp. G-sharp major is tonicised quickly in a few of Frédéric Chopin's nocturnes in C-sharp minor. An area in the second development of Chopin's Piano Concerto No. 1 is in G-sharp major, despite the fact that the key mark has 4 sharps.