MCQ
The $IUPAC$ name of is

- A$5-$ Hydroxy benzene carboxylate
- B$3-$ Hydroxy benzene carboxylate
- C$3-$ Methoxy carbonyl benzene $-1-$ ol
- ✓Methyl $3-$ hydroxy benzoate

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$2SO_{2(g)} + O_{2(g)} \rightleftharpoons 2SO_{3(g)}$
has a value of $278$ at a particular temperature. What is the value of the equilibrium constant for the following reaction at the same temperature?
$SO_{3(g)} \rightleftharpoons SO_{2(g)} + \frac{1}{2} O_{2(g)}$
