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Hydrogen

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

Position of Hydrogen in Periodic Table

Subtopic

Position of Hydrogen in Periodic Table under Hydrogen for Grade 11 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If the atomic mass of a Deuterium atom is approximately 22 u, what is the molecular mass of a Deuterium molecule (D2D_2)?

    A.

    2 u

    B.

    1 u

    C.

    4 u

    D.

    3 u

  2. 2.

    Before it was named 'Hydrogen', Henry Cavendish referred to this gas as:

    A.

    Fixed air

    B.

    Vital air

    C.

    Inflammable air

    D.

    Dephlogisticated air

  3. 3.

    Which type of chemical bond is formed between two hydrogen atoms in an H2H_2 molecule?

    A.

    Ionic bond

    B.

    Covalent bond

    C.

    Metallic bond

    D.

    Coordinate bond

Download the worksheet for Hydrogen - Position of Hydrogen in Periodic Table to practice offline. It includes additional chapter-level practice questions.

Hydrides

Subtopic

Hydrides under Hydrogen for Grade 11 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Molecular hydrides are also known as:

    A.

    Ionic hydrides

    B.

    Covalent hydrides

    C.

    Interstitial hydrides

    D.

    Metallic hydrides

  2. 2.

    Which of the following is a saline hydride of an alkaline earth metal?

    A.

    KHKH

    B.

    SrH2SrH_2

    C.

    AlH3AlH_3

    D.

    TiH2TiH_2

  3. 3.

    The bond angle in CH4CH_4 is approximately:

    A.

    90∘90^\circ

    B.

    104.5∘104.5^\circ

    C.

    107∘107^\circ

    D.

    109.5∘109.5^\circ

Download the worksheet for Hydrogen - Hydrides to practice offline. It includes additional chapter-level practice questions.

Heavy Water

Subtopic

Heavy Water under Hydrogen for Grade 11 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of the following is an oxide that reacts with D2OD_2O to form a deuterated acid?

    A.

    COCO

    B.

    N2ON_2O

    C.

    N2O5N_2O_5

    D.

    NONO

  2. 2.

    If an animal is given only heavy water to drink, what is the likely outcome?

    A.

    It will become more energetic

    B.

    It will grow faster

    C.

    It will eventually die

    D.

    Its fur color will change

  3. 3.

    The specific heat capacity of heavy water is:

    A.

    Higher than that of ordinary water

    B.

    Lower than that of ordinary water

    C.

    Exactly 4.184J/gK4.184 J/gK

    D.

    Infinite

Download the worksheet for Hydrogen - Heavy Water to practice offline. It includes additional chapter-level practice questions.

Hydrogen Peroxide

Subtopic

Hydrogen Peroxide under Hydrogen for Grade 11 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The dielectric constant of hydrogen peroxide is higher than that of water. This makes it a:

    A.

    Poor solvent

    B.

    Better ionizing solvent than water

    C.

    Non-ionizing solvent

    D.

    Gaseous solvent

  2. 2.

    Which of the following ions is formed when hydrogen peroxide acts as a weak acid in an aqueous solution?

    A.

    OH−OH^-

    B.

    HO2−HO_2^- (Hydroperoxide ion)

    C.

    O2−O^{2-}

    D.

    H+H^+ only

  3. 3.

    In H2O2H_2O_2, the O−OO-O bond is a:

    A.

    Single bond

    B.

    Double bond

    C.

    Triple bond

    D.

    Coordinate bond

Download the worksheet for Hydrogen - Hydrogen Peroxide to practice offline. It includes additional chapter-level practice questions.

Hydrogen - ICSE Class 11 Chemistry Notes & Revision | Krit.club