MCQ
How many isomers are possible in $[Co{(en)_2}C{l_2}]$
- A$2$
- ✓$4$
- C$6$
- D$1$
Again Cis isomer can give $2$ optical isomers.
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$(A)\,Cu$ $(II)$ 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 $Cu$ $( I )$