Question
Question: At 25ŗC and 1 atm which of the following has non zero enthalpy of formation...
At 25ŗC and 1 atm which of the following has non zero enthalpy of formation
A
Br2 (l)
B
C (graphite)
C
I2 (s)
D
O3 (g)
Answer
O3 (g)
Explanation
Solution
O3 (g) is the allotropic form of oxygen and energy of O3 (g) is higher.