MCQOPTIONS
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| 1. |
The process of evaporating a metal in an inert atmosphere and allowing it to condense on the surface of a cold finger, which is kept at liquid nitrogen temperature of 77 K, is known as |
| A. | d.c. arc method |
| B. | gas-phase condensation |
| C. | sonohydrolysis |
| D. | flame pyrolysis |
| Answer» C. sonohydrolysis | |