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Group VII Elements and Reactions MCQs Quiz Online Tests pdf Download

Practice MCQs on group vii elements and reactions, chemistry MCQs for online test prep. Groups ii and vii quiz has multiple choice questions (MCQ), group vii elements and reactions quiz questions and answers as sample of hbr decomposes at 430°c., answer key with choices as 20%, 10%, 22% and 11% for competitive exam prep. Free study guide is to learn group vii elements and reactions quiz online with MCQs to practice test questions with answers.

MCQs on Group VII Elements and Reactions Quiz pdf Download

MCQ. Sample of HBr decomposes at 430°C.

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


MCQ. Down group, hydrogen halides could be

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


MCQ. Halogens dissolve well in

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


MCQ. Oxidation of hydrogen halides becomes easier going

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


MCQ. Halogens react with hydrogen gas to form

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