 
			 
			MCQOPTIONS
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				| 1. | Name the gas which is produced when washing soda reacts with lemon juice. | 
| A. | Oxygen | 
| B. | Nitrogen | 
| C. | Nitrogen, chlorine and chromium | 
| D. | Carbon dioxide | 
| E. | None of these | 
| Answer» E. None of these | |