MCQ
Total stereo isomers of the complex
${{\text{[Fe(F)(Cl)(Br)(I)(N}}{{\text{H}}_3}{\text{)(}}{{\text{H}}_2}{\text{O)]}}^\Theta }$
- A$45$
- ✓$30$
- C$12$
- D$22$
${{\text{[Fe(F)(Cl)(Br)(I)(N}}{{\text{H}}_3}{\text{)(}}{{\text{H}}_2}{\text{O)]}}^\Theta }$
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$CO + \frac{1}{2}{O_2} \to C{O_2};\,\Delta H = Y$
Then the heat of formation of $CO$ is