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Elements of Groups 16, 17 and 18 Chemistry - Elements of Groups 16, 17 and 18

Maharashtra Board - STD 12 Science - Chemistry (MSBSHSE - English Medium). 378 questions in this chapter.

Question types

Elements of Groups 16, 17 and 18 question types

378 questions across 5 question groups — pick any mix to generate a Chemistry paper with step-by-step answer keys.

378
Questions
5
Question groups
5
Question types
Sample Questions

Elements of Groups 16, 17 and 18 questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1MCQ1 Mark
Identify the correct decreasing order of bond dissociation enthalpy from following .
  • ✓
    $Cl - Cl > Br - Br > F - F > I - I$
  • B
    $Cl - Cl > F - F > Br - Br > I - I$
  • C
    $I - I > Br - Br > Cl - Cl > F - F$
  • D
    $F - F > Cl - Cl > Br - Br > I - I$

Answer: A.

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Q 3MCQ1 Mark
Which among the following hydrogen halides is thermally least stable?
  • A
    HF
  • B
    HCl
  • C
    HBr
  • ✓
    HI

Answer: D.

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Q 4MCQ1 Mark
What is the bond angle $O - S - O$ in $SO _2$ molecule?
  • A
    $104 \cdot 5^{\circ}$
  • B
    $107^{\circ}$
  • C
    $180^{\circ}$
  • ✓
    $119.5$

Answer: D.

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Q 5MCQ1 Mark
Which among the following compounds contains highest number of chlorine atoms in their single molecule ?
  • A
    Mustard gas
  • ✓
    Tear gas
  • C
    Phosgene
  • D
    Phosphine

Answer: B.

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