Chemistry - Complete Pblock- Question with Solution | TestHub
ChemistryComplete Pblock-p-Block 13,14Medium2 minQB
ChemistryMediummultiple choice
Carbon forms two common oxides, CO and CO₂. Which of the following reaction(s) can be used to prepare CO₂?
Options:(select one or more)
Answer:
A, B, C
Solution:
CaCO₃ → CaO + CO₂; 2NaHCO₃ → Na₂CO₃ + H₂O + CO₂; C + O₂(excess) → CO₂. NH₄NO₃ gives N₂O + 2H₂O, not CO₂, so (D) is out.
Stream:JEESubject:ChemistryTopic:Complete Pblock-Subtopic:p-Block 13,14
⏱ 2mℹ️ Source: QB
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