MCQ
$N{a_2}{S_2}{O_3} + {I_2} \to $ Product is
- A$N{a_2}S$
- B$NaI$
- ✓$N{a_2}{S_4}{O_6}$
- D${S_2}$
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Statement $I$: Aqueous solution of $K _2 Cr _2 O$, is preferred as a primary standard in volumetric analysis over $Na _2 Cr _2 O$, aqueous solution
Statement $II:$ $K _2 Cr _2 O$, has a higher solubility in water than $Na _2 Cr _2 O _7$
In the light of the above statements, choose the correct answer from the options given below: