Enthalpy of formation of two compounds x...

Enthalpy of formation of two compounds x and y are `-84`kJ and `-156`kJ respectively. Which of the following statement is CORRECT?

x is more stable than y

x is less stable than y

Both x and y are unstable

x and y are endothermic compounds

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The correct Answer is:

The compound y possess less energy than the x and thus y is more stable than x.

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