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d & f-block Elements

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Q. What is the common oxidation state of transition metals in the d-block? (2023)
  • A. +1
  • B. +2
  • C. +3
  • D. +4
Q. What is the electron configuration of Chromium?
  • A. [Ar] 3d4 4s2
  • B. [Ar] 3d5 4s1
  • C. [Ar] 3d6 4s2
  • D. [Ar] 3d3 4s2
Q. What is the primary reason for the variable oxidation states of transition metals?
  • A. Presence of d-electrons
  • B. High atomic mass
  • C. Low ionization energy
  • D. High electronegativity
Q. Which of the following d-block elements is a good conductor of electricity?
  • A. Copper
  • B. Zinc
  • C. Cadmium
  • D. Mercury
Q. Which of the following d-block elements is used in making alloys?
  • A. Gold
  • B. Silver
  • C. Nickel
  • D. Lead
Q. Which of the following elements belongs to the lanthanide series? (2023)
  • A. Uranium
  • B. Neodymium
  • C. Rutherfordium
  • D. Plutonium
Q. Which of the following elements is a f-block element?
  • A. Uranium
  • B. Titanium
  • C. Zinc
  • D. Copper
Q. Which of the following elements is known for forming complex ions?
  • A. Calcium
  • B. Copper
  • C. Sodium
  • D. Magnesium
Q. Which of the following elements is known for its catalytic properties?
  • A. Copper
  • B. Iron
  • C. Platinum
  • D. Zinc
Q. Which of the following f-block elements is used in the production of nuclear reactors? (2023)
  • A. Uranium
  • B. Thorium
  • C. Plutonium
  • D. Neptunium
Q. Which of the following ions has a d5 configuration?
  • A. Mn2+
  • B. Fe3+
  • C. Cr3+
  • D. V4+
Q. Which of the following is a common use of transition metals?
  • A. Insulators
  • B. Catalysts
  • C. Noble gases
  • D. Non-metals
Q. Which of the following is a lanthanide series element?
  • A. Yttrium
  • B. Neodymium
  • C. Zirconium
  • D. Ruthenium
Q. Which of the following is not a property of transition metals?
  • A. Catalytic activity
  • B. Formation of complex ions
  • C. High ionization energy
  • D. Low density
Q. Which of the following pairs are both f-block elements?
  • A. Uranium and Thorium
  • B. Lanthanum and Cerium
  • C. Neodymium and Plutonium
  • D. Zirconium and Hafnium
Q. Which of the following pairs are f-block elements? (2023)
  • A. Zinc and Cadmium
  • B. Lanthanum and Cerium
  • C. Iron and Cobalt
  • D. Copper and Silver
Q. Which transition metal has the electron configuration [Ar] 3d6 4s2?
  • A. Titanium
  • B. Iron
  • C. Nickel
  • D. Cobalt
Q. Which transition metal has the highest melting point?
  • A. Iron
  • B. Tungsten
  • C. Nickel
  • D. Copper
Q. Which transition metal is known for forming complex ions with a coordination number of 6?
  • A. Copper
  • B. Nickel
  • C. Cobalt
  • D. Zinc
Q. Which transition metal is known for its catalytic properties in the Haber process?
  • A. Iron
  • B. Nickel
  • C. Copper
  • D. Cobalt
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d & f-block Elements MCQ & Objective Questions

The study of d & f-block elements is crucial for students preparing for various school and competitive exams in India. These elements play a significant role in understanding transition metals and their properties, making them a frequent topic in MCQs and objective questions. By practicing d & f-block elements MCQ questions, students can enhance their exam preparation and boost their confidence in tackling important questions effectively.

What You Will Practise Here

  • Key characteristics of d-block and f-block elements
  • Electronic configuration and oxidation states
  • Common compounds and their properties
  • Applications of d & f-block elements in real life
  • Important trends in the periodic table
  • Comparison between d-block and f-block elements
  • Concepts of coordination chemistry related to these elements

Exam Relevance

The d & f-block elements are integral to the chemistry syllabus for CBSE, State Boards, NEET, and JEE. Questions related to these elements often appear in various formats, including direct MCQs, assertion-reason type questions, and numerical problems. Understanding the properties and applications of these elements can help students answer common question patterns effectively, ensuring they are well-prepared for their exams.

Common Mistakes Students Make

  • Confusing the oxidation states of different d-block elements
  • Misunderstanding the significance of electronic configurations
  • Overlooking the differences between transition metals and inner transition metals
  • Neglecting the role of ligands in coordination compounds
  • Failing to relate the properties of these elements to their applications

FAQs

Question: What are the main properties of d-block elements?
Answer: D-block elements are known for their ability to form various oxidation states, complex ions, and colored compounds, along with their catalytic properties.

Question: How do f-block elements differ from d-block elements?
Answer: F-block elements, which include lanthanides and actinides, have their outer electrons in f-orbitals, leading to different chemical properties compared to d-block elements.

Now is the time to strengthen your understanding of d & f-block elements! Dive into our practice MCQs and test your knowledge to excel in your exams. Remember, consistent practice with d & f-block elements objective questions with answers will pave the way for your success!

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