Question 1491
Why is the +2 oxidation state common for transition metals like Fe, Co, and Ni?
Question 1492
What is the oxidation state of Iron in the complex ion [Fe(CN)₆]³⁻?
Question 1493
Which element among Sc, Ti, V, Cr is least likely to exhibit multiple oxidation states?
Question 1494
In the compound K₂Cr₂O₇ (potassium dichromate), what is the oxidation state of Chromium?
Question 1495
Which of the following best explains why elements in the middle of the 3d series show maximum oxidation states?