TS EAMCET d- and f-Block Elements — practice questions
29 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice TS EAMCET d- and f-Block Elements in the app →The general outer electronic configuration of d-block elements is:The electronic configuration of Cr (Z = 24) is:Which 3d transition element exhibits the largest number of oxidation states?The most stable oxidation state of Sc is:The spin-only magnetic moment μ in BM for n unpaired electrons is given by:Calculate the spin-only magnetic moment of a divalent ion of Mn (Z = 25):Which of the following ions is colourless and diamagnetic?The oxidation state of chromium in both CrO₄²⁻ and Cr₂O₇²⁻ is:Potassium dichromate (K₂Cr₂O₇) is prepared from which ore?In KMnO₄, the oxidation state of Mn is:The most common oxidation state of lanthanoids is:Which lanthanoid is well known to exhibit the +4 oxidation state in aqueous solution as a strong oxidising ageThe general electronic configuration of actinoids is:Which of the following ions is NOT coloured in aqueous solution?Among Sc²⁺, V³⁺, Mn²⁺ and Zn²⁺, which is paramagnetic with **5** unpaired electrons?d-block elements have differentiating electrons in:f-block elements include:Compounds of transition metals are usually:Why does Zn²⁺ have no color (Zn = d¹⁰)?Which transition metal forms unstable highest oxidation state +7?Magnetic moment of complex with 5 unpaired d-electrons (high spin):K₂Cr₂O₇ (potassium dichromate) is a strong:Coordination number of Ag in [Ag(CN)₂]⁻:Oxidation state of Cu in [Cu(NH₃)₄]²⁺:Magnetic moment of [Fe(H₂O)₆]³⁺ (Fe³⁺ is d⁵, weak field H₂O → high spin):Number of unpaired electrons in [Mn(CN)₆]³⁻ (Mn(III), d⁴, strong field CN⁻):Eu²⁺ is more stable than other Ln²⁺ because:Why is Sc³⁺ colorless?Magnetic susceptibility of Fe³⁺ vs Fe²⁺ in high-spin complexes: