(P) +H2 O →NaOH (P) O2, 400^∘ C⟶ (Q) (H2 O, at 25^∘ C)/(NaOH+O2) (Q) is used for oxygenating i

step 1 Dear students, in problem 161 of chapter 9, we have asked that p plus H2O gives N -A -OH, P 022

(P) +H2 O →NaOH (P) O2, 400^∘ C⟶ (Q) (H2 O, at 25^∘...

(P) $+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{NaOH}$ (P) $\stackrel{\mathrm{O}_{2}, 400^{\circ} \mathrm{C}}{\longrightarrow}$ (Q) $\frac{\mathrm{H}_{2} \mathrm{O}, \text { at } 25^{\circ} \mathrm{C}}{\mathrm{NaOH}+\mathrm{O}_{2}}$ (Q) is used for oxygenating in submarine. (P) and (Q) are: (a) $\mathrm{Na}_{2} \mathrm{O}_{2}$ and $\mathrm{O}_{2}$ (b) $\mathrm{Na}_{2} \mathrm{O}$ and $\mathrm{O}_{2}$ (c) $\mathrm{Na}_{2} \mathrm{O}_{2}$ and $\mathrm{Na}_{2} \mathrm{O}$ (d) $\mathrm{Na}_{2} \mathrm{O}$ and $\mathrm{Na}_{2} \mathrm{O}_{2}$

(P) $+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{NaOH}$
(P) $\stackrel{\mathrm{O}_{2}, 400^{\circ} \mathrm{C}}{\longrightarrow}$
(Q) $\frac{\mathrm{H}_{2} \mathrm{O}, \text { at } 25^{\circ} \mathrm{C}}{\mathrm{NaOH}+\mathrm{O}_{2}}$
(Q) is used for oxygenating in submarine. (P) and (Q) are:
(a) $\mathrm{Na}_{2} \mathrm{O}_{2}$ and $\mathrm{O}_{2}$
(b) $\mathrm{Na}_{2} \mathrm{O}$ and $\mathrm{O}_{2}$
(c) $\mathrm{Na}_{2} \mathrm{O}_{2}$ and $\mathrm{Na}_{2} \mathrm{O}$
(d) $\mathrm{Na}_{2} \mathrm{O}$ and $\mathrm{Na}_{2} \mathrm{O}_{2}$

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Key Concepts

Alkali Metal Oxides

Alkali metals form different types of oxides when they react with oxygen. These oxides, such as simple oxides, react with water to form hydroxides. The reactivity and the type of oxide formed (simple oxide, peroxide, or superoxide) depend on the metal’s properties and the reaction conditions, such as temperature and oxygen pressure.

Peroxides

Peroxides are compounds that contain the peroxide ion (O2^2–). They are formed when a simple oxide of an alkali metal reacts with oxygen under appropriate conditions, typically involving elevated temperatures. Peroxides display distinct reactivity, especially when they undergo hydrolysis to produce hydroxides and oxygen, a process useful in various practical applications.

Hydrolysis Reactions of Oxides and Peroxides

Hydrolysis reactions involve the reaction of an oxide or peroxide with water to produce a hydroxide along with other products, such as oxygen. The behavior of these reactions under standard conditions or when catalyzed is crucial to understanding how different oxygenated compounds are generated and can be exploited in applications like oxygen production.

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