Group VII Elements and Reactions MCQs Test Online PDF Book Download

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MCQ on Group VII Elements and ReactionsQuiz Book Download

MCQ: Percentage of sample of HBr decomposes at 430°C. is

  1. 20%
  2. 10%
  3. 22%
  4. 11%

B

MCQ: Down group, hydrogen halides could be

  1. more stable
  2. less thermally stable
  3. more reactive
  4. less reactive

B

MCQ: Halogens dissolve well in

  1. pentane
  2. ethane
  3. cyclohexane
  4. water

C

MCQ: Oxidation of hydrogen halides become easier going

  1. across the periods (left to right)
  2. down the groups
  3. up the groups
  4. across the period (right to left)

B

MCQ: Halogens react with hydrogen gas to form

  1. hydrogen halides
  2. hyoxl
  3. hydrochloric acid
  4. all of them

A