Match Column I with Column II for the given properties/applications mentioned therein.
| Column I | Column II | 
| A. H | 1. Used in the name of perhydrol. | 
| B. H2 | 2. Can be reduced to dihydrogen by NaH. | 
| C. H2O | 3. Can be used in hydroformylation of olefin. | 
| D. H2O2 | 4. Can be used in cutting and welding | 
Codes
| Options: | A | B | C | D | 
| 1. | 4 | 3 | 2 | 1 | 
| 2. | 1 | 2 | 3 | 4 | 
| 3. | 1 | 4 | 3 | 2 | 
| 4. | 4 | 1 | 3 | 2 | 
 
                    
                    © 2025 GoodEd Technologies Pvt. Ltd.