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Which of the Following Reactions Is Associated with the Lattice

Question 83

Multiple Choice

Which of the following reactions is associated with the lattice energy of CaS (ΔH°latt) ?


A) Ca(s) + S(s) → CaS(s)
B) CaS(s) → Ca(s) + S(s)
C) Ca2⁺(aq) + S2⁻(aq) → CaS(s)
D) Ca2⁺(g) + S2⁻(g) → CaS(s)
E) CaS(s) → Ca2+(aq) + S2⁻(aq)

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