pBlock ElementsII 1 Question 67

Fill in the Blanks

62. The lead chamber process involves oxidation of $\mathrm{SO} _{2}$ by atomic oxygen under the influence ______ of as catalyst.

(1992, 1M)

Show Answer

Answer:

Correct Answer: 62. $NO_2$

Solution:

$\mathrm{NO} _{2}: 2 \mathrm{SO} _{2}(g)+\mathrm{O} _{2}(g) \xrightarrow[(\mathrm{NO} _{2})]{\text { Oxides of } \mathrm{N} _{2}} \quad 2 \mathrm{SO} _{3}(g)$