The relative stabilities of different inorganic compounds can be predicted by comparing their enthalpies of formation and bond energies. Enthalpy of formation Hf is the change in enthalpy when one mole of a compound is formed from its constituent elements in their standard states. Bond energy is the amount of energy required to break one mole of a specific type of bond in a gaseous state.A compound with a more negative enthalpy of formation is generally more stable than a compound with a less negative or positive enthalpy of formation. This is because a negative enthalpy of formation indicates that energy is released during the formation of the compound, making it more energetically favorable and stable.To compare the stabilities of different inorganic compounds, you can follow these steps:1. Calculate the enthalpy of formation Hf for each compound using the given data or standard enthalpy of formation values available in reference tables.2. Compare the enthalpy of formation values. Compounds with more negative Hf values are generally more stable than those with less negative or positive values.3. Consider the bond energies of the compounds. Compounds with higher bond energies have stronger bonds, which contribute to their stability. To compare bond energies, you can calculate the total bond energy for each compound by adding the bond energies of all the bonds present in the compound.4. Analyze the relationship between the enthalpy of formation and bond energies. In general, compounds with more negative enthalpies of formation and higher bond energies are more stable.5. Take into account other factors that may affect stability, such as the presence of resonance structures, electronegativity differences between bonded atoms, and the overall structure of the compound.By considering the enthalpies of formation and bond energies, you can make informed predictions about the relative stabilities of different inorganic compounds. However, it's essential to remember that these are general guidelines, and other factors may also play a role in determining a compound's stability.