According to the students who appeared for the class 12 History paper the paper was a bit lengthy. As per the experts too a few questions were tricky for an average student but the rest were directly from NCERT. It was of moderate difficulty level for an average student. The question paper was on expected lines and overall a reasonably good paper

Source: https://www.ndtv.com/education/cbse-class-12-history-paper-review-lengthy-but-easy-paper-say-students-2012437?ndtv_prevstory