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d-and f-Block Elements

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Position in the Periodic Table

Subtopic

Position in the Periodic Table under d-and f-Block Elements for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Iridium (IrIr) is located in which group of the d-block?

    A.

    Group 8

    B.

    Group 9

    C.

    Group 10

    D.

    Group 11

  2. 2.

    To which block does Promethium (PmPm) belong?

    A.

    d-block

    B.

    f-block

    C.

    p-block

    D.

    s-block

  3. 3.

    In which period is the element Cadmium (CdCd) found?

    A.

    Period 4

    B.

    Period 5

    C.

    Period 6

    D.

    Period 7

Download the worksheet for d-and f-Block Elements - Position in the Periodic Table to practice offline. It includes additional chapter-level practice questions.

Electronic Configurations and General Properties of Transition Elements

Subtopic

Electronic Configurations and General Properties of Transition Elements under d-and f-Block Elements for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of the following transition metals is used as a catalyst in the hydrogenation of oils?

    A.

    Platinum

    B.

    Nickel

    C.

    Iron

    D.

    Cobalt

  2. 2.

    The oxidation state of Vanadium in V2O5V_2O_5 is:

    A.

    +2

    B.

    +3

    C.

    +4

    D.

    +5

  3. 3.

    Which of the following ions has the maximum number of unpaired electrons?

    A.

    Cr3+Cr^{3+}

    B.

    Fe2+Fe^{2+}

    C.

    Mn2+Mn^{2+}

    D.

    Cu2+Cu^{2+}

Download the worksheet for d-and f-Block Elements - Electronic Configurations and General Properties of Transition Elements to practice offline. It includes additional chapter-level practice questions.

Potassium Dichromate and Potassium Permanganate

Subtopic

Potassium Dichromate and Potassium Permanganate under d-and f-Block Elements for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the oxidation state of Manganese in the Permanganate ion (MnO4−MnO_4^-)?

    A.

    +5

    B.

    +6

    C.

    +7

    D.

    +4

  2. 2.

    What is the equivalent weight of KMnO4KMnO_4 in a neutral medium? (Molecular weight = MM)

    A.

    M/5M/5

    B.

    M/3M/3

    C.

    M/1M/1

    D.

    M/2M/2

  3. 3.

    What happens to the color of a KMnO4KMnO_4 solution when it is added to an acidified solution of FeSO4FeSO_4?

    A.

    It turns yellow

    B.

    It turns green

    C.

    The purple color is discharged

    D.

    It turns blue

Download the worksheet for d-and f-Block Elements - Potassium Dichromate and Potassium Permanganate to practice offline. It includes additional chapter-level practice questions.

The Lanthanoids

Subtopic

The Lanthanoids under d-and f-Block Elements for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The chemical behavior of lanthanoids is very similar to which of the following groups?

    A.

    Alkali metals

    B.

    Alkaline earth metals

    C.

    Halogens

    D.

    Noble gases

  2. 2.

    How many unpaired electrons are present in the Lu3+Lu^{3+} ion (Z=71Z=71)?

    A.

    0

    B.

    1

    C.

    7

    D.

    14

  3. 3.

    Which of the following lanthanoid ions has the largest ionic radius?

    A.

    Ce3+Ce^{3+}

    B.

    Sm3+Sm^{3+}

    C.

    Dy3+Dy^{3+}

    D.

    Lu3+Lu^{3+}

Download the worksheet for d-and f-Block Elements - The Lanthanoids to practice offline. It includes additional chapter-level practice questions.

The Actinoids

Subtopic

The Actinoids under d-and f-Block Elements for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Actinoids are also referred to as:

    A.

    First inner transition series

    B.

    Second inner transition series

    C.

    Representative elements

    D.

    Noble metals

  2. 2.

    Which of the following oxidation states is the most common for the later actinoids (elements towards the end of the series)?

    A.

    +2+2

    B.

    +3+3

    C.

    +6+6

    D.

    +7+7

  3. 3.

    Which actinoid element was named after the creator of the periodic table?

    A.

    Nobelium

    B.

    Mendelevium

    C.

    Lawrencium

    D.

    Einsteinium

Download the worksheet for d-and f-Block Elements - The Actinoids to practice offline. It includes additional chapter-level practice questions.