The Lattice Enthalpy of Calcium Oxide Is the Energy Change $\rightarrow$

question 90

Multiple Choice

The lattice enthalpy of calcium oxide is the energy change for the reaction

• A)CaO(s)\(\rightarrow\) Ca(g)+ O(g)
• B)CaO(s)\(\rightarrow\) Ca(g)+ ½O₂(g)
• C)Ca(g)+ O(g)\(\rightarrow\) CaO(g)
• D)CaO(s)\(\rightarrow\) Ca²⁺(g)+ O^2-(g)
• E)Ca(s)+ ½O₂(g)\(\rightarrow\) CaO(s)

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