MCQ
The oxidation number of $Pt$ in ${[Pt({C_2}{H_4})\,C{l_3}]^ - }$ is
- A$+1$
- ✓$+2$
- C$+3$
- D$+4$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
(At. nos. $Cr = 24, Mn = 25, Fe = 26, Co = 27$)
$(i)$ $F_2 + 2X^-\to 2F^-+ X_2 (X = Cl, Br, I)$
$(ii)$ $Cl_2 + 2X^-\to 2Cl^-+ X_2 (X = Br, I)$
$(iii)$ $I_2 + 2Br^-\to Br_2 + 2I^-$
option which have only the Correct set of reaction is.
