MCQOPTIONS
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| 1. |
A and B are two salts. A with dilute HCl and B with cone. \[{{H}_{2}}S{{O}_{4}}\]react to give reddish brown vapours, hence a and B respectively are: |
| A. | NaBr, \[NaN{{O}_{3}}\] |
| B. | \[NaN{{O}_{3}}\], NaBr |
| C. | NaBr,\[NaN{{O}_{2}}\] |
| D. | \[NaN{{O}_{2}}\], NaBr |
| Answer» E. | |