Class 12th Chemistry Chapter The d and f Block Elements Free MCQ Test Quiz

Prepare for Class 12 Chemistry exams with our free test quiz on The d and f Block Elements! Explore transition metals, first-row transition metal properties, lanthanoids, and actinoids. Test your knowledge now!

Are you ready to delve into the intriguing world of the d and f Block Elements in Class 12 Chemistry? Test your knowledge with our free online quiz on Chapter – The d and f Block Elements!

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12th Chemistry: The d and f Block Elements

1 / 10

1. Maximum oxidation state is shown by

Os

Mn

Co

Cr

2 / 10

2. Which of the following element is not a member of transition elements?

Zn

Pt

Ce

Mo

3 / 10

3. The common oxidation states of Ti are

+ 2 and + 3

+ 3 and + 4

– 3 and – 4

+ 2, + 3 and + 4

4 / 10

4. Which of the following is incorrect?

Mn shows oxidation state of +7 in MnF₇

Fe and Co shows +3 oxidation state in FeX₃ and CoF₃.

V shows oxidation state of + 5 in VF₅.

Cu does not shows +2 oxidation state with I–.

5 / 10

5. Which of the following configuration is correct for iron?

1s²,2s² 2p⁶,3s²3p⁶3d4

1s²,2s²2p⁶,3s²3p⁶3d⁶4s²

1s²,2s²2p6,3s²3p⁶3d2

1s²,2s²2p6,3s²3p⁶3d24s²

6 / 10

6. The transition metals have a less tendency to form ions due to

All of these

high ionisation energy

low heat of hydration of ions

high heat of sublimation

7 / 10

7. The composition of duralumin is

Al 94%, Mg 6%

Cu 56%, Zn 24%, Ni 20%

Cu 95%, Al 5%

Al 95%, Cu 4%, Mn 0.5%, Mg 0.5%

8 / 10

8. In first transition series, the melting point of Mn is low because

due to d¹⁰ configuration, metallic bonds are strong

due to d⁷ configuration, metallic bonds are weak

due to d⁵ configuration, metallic bonds are weak

None of these

9 / 10

9. For the four successive transition elements (Cr, Mn, Fe and Co), the stability of +2 oxidation state will be there in which of the following order?

Mn > Fe > Cr > Co

Fe > Mn > Co > Cr

Co > Mn > Fe > Cr

Cr > Mn > Co > Fe

10 / 10

10. Which one of the following does not correctly represent the correct order of the property indicated against it?

Ti < V < Cr < Mn: increasing number of oxidation states

Ti³⁺ < V³⁺ < Cr³⁺ < Mn³⁺: increasing magnetic moment

Ti < V < Cr < Mn: increasing melting points

Ti < V < Mn < Cr: increasing 2nd ionization enthalpy

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Chapter-Wise Chemistry Mock Test Quiz: The d and f Block Elements (Class 12)

🔬 Class 12 Chemistry Chapter 8 Free Test Quiz: Dive into The d and f Block Elements!

Explore the fascinating world of transition metals and inner transition elements with our free online quiz on Chapter 8 – The d and f Block Elements! This chapter covers their general introduction, electronic configurations, occurrence, and distinctive properties.

✨ Key Topics Include:

• First-row Transition Metals: Metallic character, ionization enthalpy, oxidation states, ionic radii, color, catalytic and magnetic properties, interstitial compounds, and alloy formation.

• Important Compounds: Preparation and properties of potassium dichromate (K₂Cr₂O₇) and potassium permanganate (KMnO₄), widely used in industry and laboratories.

• Lanthanoids: Electronic configurations, oxidation states, chemical reactivity, and the important concept of Lanthanoid Contraction.

• Actinoids: Electronic configurations and oxidation states that define their unique chemistry.

🎯 Why Take This Quiz?
Whether you’re aiming for top exam scores or just eager to enhance your knowledge, this free Class 12 Chemistry Chapter 8 quiz is a perfect way to solidify your understanding of the d and f block elements. Take the quiz now and master these vital chemistry concepts!

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