TS EAMCET 14-Sep-2020 Shift 1 Solved Paper

Section: Chemistry

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Question : 126 of 160

Marks: +1, -0

Δr H of which reaction correctly represents the lattice enthalpy of NaCl (s)?

NaCl (s)→ Na (g) + Cl (g)
NaCl (s) → Na‌+ (g) + Cl‌− (g)
Na (g) + Cl (g) → NaCl (s)
Na‌+ (g) + Cl‌− (g)→ NaCl (s)

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