Chemistry · Chemical Reactions and Qualitative Analysis
In the reaction cycle starting with: CaCl2 + Na2CO3 → X + Y. Here, compound X reacts with hydrochloric acid to form compound Y, gas Z, and water. Identify X, Y, and Z respectively.
- 1X = CaO, Y = NaCl, Z = O2
- 2X = CaCO3, Y = NaCl, Z = CO2✓
- 3X = CaCO3, Y = NaCl, Z = Cl2
- 4X = CaO, Y = NaCl, Z = CO2
Correct answer
X = CaCO3, Y = NaCl, Z = CO2
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