Solved

In Terms of the Enthalpy of Formation, Which of the Following

Question 51

Multiple Choice

In terms of the enthalpy of formation, which of the following compounds is most stable relative to its elements under standard conditions?

A) PbBr₂(s) , $\Delta$ H $In terms of the enthalpy of formation, which of the following compounds is most stable relative to its elements under standard conditions? A) PbBr2(s) , \Delta H = -277.4 kJ/mol B) O3(g) , \Delta H = +142.3 kJ/mol C) SO2(g) , \Delta H = -269.9 kJ/mol D) H2Se(g) , \Delta H = +29.7 kJ/mol E) ICl(g) , \Delta H = +17.8 kJ/mol$ = -277.4 kJ/mol
B) O₃(g) , $\Delta$ H $In terms of the enthalpy of formation, which of the following compounds is most stable relative to its elements under standard conditions? A) PbBr2(s) , \Delta H = -277.4 kJ/mol B) O3(g) , \Delta H = +142.3 kJ/mol C) SO2(g) , \Delta H = -269.9 kJ/mol D) H2Se(g) , \Delta H = +29.7 kJ/mol E) ICl(g) , \Delta H = +17.8 kJ/mol$ = +142.3 kJ/mol
C) SO₂(g) , $\Delta$ H $In terms of the enthalpy of formation, which of the following compounds is most stable relative to its elements under standard conditions? A) PbBr2(s) , \Delta H = -277.4 kJ/mol B) O3(g) , \Delta H = +142.3 kJ/mol C) SO2(g) , \Delta H = -269.9 kJ/mol D) H2Se(g) , \Delta H = +29.7 kJ/mol E) ICl(g) , \Delta H = +17.8 kJ/mol$ = -269.9 kJ/mol
D) H₂Se(g) , $\Delta$ H $In terms of the enthalpy of formation, which of the following compounds is most stable relative to its elements under standard conditions? A) PbBr2(s) , \Delta H = -277.4 kJ/mol B) O3(g) , \Delta H = +142.3 kJ/mol C) SO2(g) , \Delta H = -269.9 kJ/mol D) H2Se(g) , \Delta H = +29.7 kJ/mol E) ICl(g) , \Delta H = +17.8 kJ/mol$ = +29.7 kJ/mol
E) ICl(g) , $\Delta$ H $In terms of the enthalpy of formation, which of the following compounds is most stable relative to its elements under standard conditions? A) PbBr2(s) , \Delta H = -277.4 kJ/mol B) O3(g) , \Delta H = +142.3 kJ/mol C) SO2(g) , \Delta H = -269.9 kJ/mol D) H2Se(g) , \Delta H = +29.7 kJ/mol E) ICl(g) , \Delta H = +17.8 kJ/mol$ = +17.8 kJ/mol