MCQOPTIONS
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| 1. |
When \[Pb{{O}_{2}}\]reacts with conc. \[HN{{O}_{3}}\] the gas evolved is [IIT-JEE (Screening) 2005] |
| A. | \[N{{O}_{2}}\] |
| B. | \[{{O}_{2}}\] |
| C. | \[{{N}_{2}}\] |
| D. | \[{{N}_{2}}O\] |
| Answer» C. \[{{N}_{2}}\] | |