The current research aimed to reveal the psychometric properties of the scale of relational skills among adolescents with Autism spectrum disorder, The research sample consisted of (20) adolescents with autism, Those present in some schools in Banha educational administrations and some special education centers, The researchers used the scale of relational skills among adolescents with Autism spectrum disorder, To ensure the validity of the scale, the validity of the arbitrators and the validity of the scale were calculated, and the reliability of the scale was verified through: Cronbach's alpha method, split-half method, and reapplication method, Internal consistency was also calculated, The research results concluded that the scale of relational skills among adolescents with Autism spectrum disorder has good validity, reliability, and internal consistency that allow it to be used in the current research.