2025-03-012025-03-012023https://drive.google.com/file/d/12FQ6jIQ60vlSZ4jn3VvaWn0P3UKfB51W/view?usp=sharinghttp://ssm.ndl.gov.in/handle/123456789/980(Fundamentals of Chemistry-1)otherCHEMISTRY-MDC || CC-1CC-1Other