Which of the following is best $C O_{2}$ absorber as well as source of $O_{2}$ in space capsule?

K O_{2}

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K_{2} O_{2}

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K O H

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L i O H

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Solution

The correct option is A $K O_{2}$
In space capsules, potassium superoxide is used to absorb carbon dioxide and supply oxygen.

${4 K O}_{2} + {2 H}_{2} O \to 4 K O H + {3 O}_{2}$

${K O H + C O}_{2} \to {K H C O}_{3}$

Hence, the correct option is $A$

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Similar questions

C O_{2}

O_{2}

Which of the following is used as a source of $O_{2}$ in space capsules, submarines etc.?

K O_{2}

K O_{2}

K O_{2}

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