JEE MainChemistryD and F Block ElementsNumerical+4 / −1
The number of statements correct from the following for Copper (at. no. 29) is/are . (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)
Numerical answer
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