Chopin's Impulse is a level 10 piece. Chopin's Impulse is the 10th work among Chopin's etudes. One of the standards for level 10 of the National Piano Grade Examination is that Chopin's etudes have reached the elementary level, and the musical concepts and interpretations have reached the professional base. The National Piano Grade Examination-*** is divided into 10 levels, and each level from Level 1 to Level 10 has corresponding requirements.