Which among the following is used in the breathing equipment for mountaineers?

Which among the following is used in the breathing equipment for mountaineers?
  1. $\mathrm{Na}_2 \mathrm{O}_2$
  2. $\mathrm{KO}_2$
  3. $\mathrm{CaO}$
  4. $\mathrm{Li}_2 \mathrm{O}$

Solution

$\mathrm{KO}_2+\mathrm{CO}_2 \Rightarrow \mathrm{K}_2 \mathrm{CO}_3+\mathrm{O}_3$

Asked in: MHT CET 2022 (08 Aug Shift 1)

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