Is it possible to appear for compartment exams if I fail in 3 subjects in Class 12, including one main subject and two additional subjects?

Actually, it depends on your board rules. Normally, if you have failed one or two subjects, you can hold compartment exams to try and clear them. But to fail three subjects—one of which is a core subject—normally means that you may not be allowed to appear for compartments in all three. Most boards