MCQ
Which of the following molecule is theoritically not possible
- ✓$O{F_4}$
- B$O{F_2}$
- C$S{F_4}$
- D${O_2}{F_2}$
So, $OF _4$ is not a possible molecule.
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Complex || Oxidation and number || Electronic configuration
$(A)\,Cu$ $(II)$ complexes are always paramagnetic
$(B)\,Cu$ $(I)$ complexes are generally colourless
$(C)\,Cu$ $( I )$ is easily oxidized
$(D)$ In Fehling solution, the active reagent has $Cu$ $( I )$