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-p-Block elements - I — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry-p-Block elements - I1 Mark
MCQ
Carbogen is 
  • A
    Mixture of $O_2 + 5-10\% \,CO_2$
  • B
    Used by pneumonia patient for respiration
  • C
    Used by victims of $CO$ poisoning
  • ✓
    All
✓

Answer

Correct option: D.
All
d

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