Group VII Elements and Reactions MCQs Questions and Answers PDF Book Download

Group vii elements and reactions MCQs, group vii elements and reactions quiz answers to learn chemistry courses online. Groups ii and vii multiple choice questions (MCQs), group vii elements and reactions quiz questions and answers for online college degrees. Reactions of group ii elements, fluorine, thermal decomposition of carbonates and nitrates, physical properties of group vii elements, physical properties of group vii elements, group vii elements and reactions test prep for chemistry certifications.

Learn groups ii and vii test MCQs: percentage of sample of hbr decomposes at 430°c. is, with choices 20%, 10%, 22%, and 11% for online college degrees. Practice assessment test for scholarships, online learning group vii elements and reactions quiz questions for competitive assessment in chemistry major.

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