MCQOPTIONS
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				| 1. | 
                                    Which of the following metals on reacting with sodium hydroxide solution produce hydrogen gas? A. Cu B. Al C. Fe D. Zn | 
                            
| A. | B and C | 
| B. | A and D | 
| C. | B and D | 
| D. | B only | 
| Answer» C. B and D | |