JEE Main Chemistry: d-Block & f-Block Elements Practice Questions
14 questions with answers and step-by-step solutions. Tap any question to see the full worked solution.
- Q1.Which oxidation state is most common for lanthanoids?Easy
- Q2.What is the general electronic configuration of d-block elements?Easy
- Q3.Which of the following elements is a transition metal?Easy
- Q4.Which of the following ions is colorless in aqueous solution?Easy
- Q5.Which of the following lanthanoids is commonly used in mischmetal?Easy
- Q6.Potassium dichromate reacts with acidified hydrogen peroxide to form a deep blue colored compound. The oxidation state of chromium in this compound is:Medium
- Q7.The correct order of ionic radii for the given ions is:Medium
- Q8.Which of the following transition metal ions has the highest magnetic moment in aqueous solution?Medium
- Q9.Which of the following lanthanoid ions is diamagnetic?Medium
- Q10.Which of the following statements regarding the preparation of potassium permanganate is correct?Medium
- Q11.Which of the following statements regarding the magnetic properties and electronic configurations of lanthanoid ions is correct?Hard
- Q12.Identify the correct statement regarding the stability of oxidation states in the first transition series.Hard
- Q13.What is the correct order of ionic radii for the following lanthanoid ions?Hard
- Q14.Which of the following complexes exhibits the highest crystal field splitting energy in an octahedral geometry?Hard
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