 
			 
			MCQOPTIONS
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				| 1. | Which of the following is not required in the process of rusting? | 
| A. | Water | 
| B. | Oxygen | 
| C. | (i) (ii) (iii) (iv) Chemical Chemical PhysicalPhysical | 
| D. | All the above | 
| E. | None of these | 
| Answer» F. | |