MCQ
Which bonds are formed by a carbon atom with $sp^2$ -hybridisation?
- A$4\,\pi$ -bonds
- B$2\,\pi$ -bonds and $2\, \sigma$ - bonds
- C$1\,\pi$ -bonds and $3\, \sigma$-bonds
- D$4\,\sigma$ -bonds
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At $300 \,K$, ozone is fifty percent dissociated. The standard free energy change at this temperature and $1\, atm$ pressure is $(-)$ $........\,J\, mol ^{-1}$ (Nearest integer)
[Given: $\ln 1.35=0.3$ and $R =8.3 J K ^{-1} mol ^{-1}$ ]
In which of the following pair above statement is $NOT$ $CORRECT$ ?