A) \[N{{a}_{2}}{{S}_{2}}{{O}_{3}}+NaHS{{O}_{3}}\]
B) \[N{{a}_{2}}{{S}_{2}}{{O}_{3}}+N{{a}_{2}}S\]
C) \[N{{a}_{2}}S{{O}_{3}}\]\[+{{H}_{2}}S\]
D) \[N{{a}_{2}}S{{O}_{3}}+S{{O}_{2}}\]
Correct Answer: B
Solution :
\[3S+4NaOH\xrightarrow{\text{boiling}}N{{a}_{2}}{{S}_{2}}{{O}_{3}}+N{{a}_{2}}S\]
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