IV	Making Multimedia: The Stage of Multimedia Project - The Intangible Needs - The Hardware Needs - The Software Needs - An Authoring Systems Needs- Multimedia Production Team.	12
V	Planning and Costing: The Process of Making Multimedia - Scheduling - Estimating - RFPs and Bid Proposals. Designing and Producing - Content and Talent: Acquiring Content - Ownership of Content Created for Project - Acquiring Talent.	12
Extended Professional Component (is a part of internal component only, Not to be included in the External Examination question paper)	Questions related to the above topics, from various competitive examinations UPSC / TRB / NET / UGC - CSIR / GATE / TNPSC / others to be solved (To be discussed during the Tutorial hour)
Skills acquired from the course	Knowledge, Problem Solving, Analytical ability, Professional Competency, Professional Communication and Transferrable Skill
Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH
CO/PO	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3 2 PO3 2 2 PO2 3 2 3 PO1	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3 2 PO3 2 2 PO2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3 2 PO3	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5
Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2	3	2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3 2 PO3 2 2 PO2 3 2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3
Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3	2
Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2
Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3 2 PO3 2 2 PO2 3 2 3 PO1 CO4	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3 2 PO3 2 2 PO2 3	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3 2 PO3 2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2
Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5	2	2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3 2 PO3 2 2 PO2 3 2 3	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3 2 PO3 2 2	Learning Resources: • Recommended Texts 1. Tay Vaughan, "Multimedia: Making It Work", 8th Edition, Osborne/McGraw- Hill, 2001. • Reference Books 1. Ralf Steinmetz & Klara Nahrstedt "Multimedia Computing, Communication& Applications", Pearson Education, 2012 • Web resources PROGRAMME OUTCOMES AND COURSE OUTCOMES MAPPING TABLE CO/PO PO1 PO2 PO3 PO4 PO5 CO1 2 3 2 2 3 CO2 3 2 2 3 2 CO3 3 3 2 2 2 CO4 3 2 3 3 2 CO5 2 2 3 2 2 1-LOW 2- MODERATE 3-HIGH 3 2 2 CO1 2 2 PO5 2 3 CO5 2 CO2 2 3 3 3 3 PO4 3 CO3 2