JEE CHEMISTRY MCQ: P-BLOCK ELEMENTS

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Total number of acidic oxides among

\mathrm{N}_2 \mathrm{O}_3, \mathrm{NO}_2, \mathrm{SO}_2, \mathrm{Cl}_2 \mathrm{O}_7, \mathrm{~N}_2 \mathrm{O}, \mathrm{CaO}, \mathrm{CO}, \mathrm{CrO}_3, \mathrm{Mn}_2 \mathrm{O}_7, \mathrm{P}_2 \mathrm{O}_3

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Correct option: A

Option A (7) is correct because the acidic oxides listed are N2O3, NO2, SO2, Cl2O7, CrO3, Mn2O7, and P2O3.

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17^{\text {th }}

{O}_2

{O}_2

\mathrm{C}{\mathrm{N}^ - }

{\mathrm{N}_2}

\mathrm{C}{\mathrm{N}^ - },\mathrm{\;}{\mathrm{N}_2}

2 {Fe}^{3+}+{SO}_2+2 {H}_2 {O} \rightarrow 2 {Fe}^{2+}+{SO}_4^{2-}+4 {H}^{+}

{H}_2 {~S}_2 {O}_8

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{S}-{OH}

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