MCQ
Incorrect order of bond angle is
- A$OCl_2 > SF_2 > AsH_3 > H_2Se$
- B$NH_3 > PF_3 > PH_3 > H_2S$
- ✓$XeO_4 > ClO^-_4 > SO^{2-}_4 > CF_4$
- DNone of these

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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 $Cu$ $( I )$
$(A)$ Over all order of this reaction is one
$(B)$ Order of this reaction can't be determined
$(C)$ In region$-I$ and $III$, the reaction is of first and zero order respectively
$(D)$ In region$-II$, the reaction is of first order
$(E)$ In region$-II$, the order of reaction is in the range of $0.1$ to $0.9$.