In the Reaction CaO(s)+ CO₂(g)→ CaCO₃(s)

question 68

Multiple Choice

In the reaction CaO(s) + CO₂(g) → CaCO₃(s) ,

• A) O^2- acts as a Lewis base and CO₂ acts as a Lewis acid.
• B) O^2- acts as a Lewis base and Ca²⁺ acts as a Lewis acid.
• C) CaO is the Lewis acid and CaCO₃ is its conjugate base.
• D) CO₂ is the Lewis acid and CaCO₃ is its conjugate base.
• E) Ca²⁺ acts as a Lewis acid and CO₃^2- acts as a Lewis base.

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