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The heats of formation (Delta Hf^@) of t...

The heats of formation `(Delta H_f^@)` of the oxides of the third period, sodium to chlorine, are in kJ `"mol"^(-1)`

Based on these data, answer the following questions
Most stable and least stable oxides are

A

`P_4O_10, Cl_2O_7`

B

`Na_2O, Cl_2O_7`

C

`MgO, Cl_2O_7`

D

`Cl_2O_7, MgO`

Text Solution

Verified by Experts

The correct Answer is:
C
`MgO, Cl_2O_7`
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