Question
Chemistry Question on Classification of elements & periodicity in properties
Match List I with List II Choose the correct answer from the options given below:
A
A-I, B-II, C-III, D-IV
B
A-II, B-III, C-IV, D-I
C
A-III, B-IV, C-I, D-II
D
A-IV, B-I, C-II, D-III
Answer
A-II, B-III, C-IV, D-I
Explanation
Solution
The observations for each test are:
A: Br2 water test indicates unsaturation (reddish orange color disappears).
B: Ceric ammonium nitrate test detects alcohols (red color appears).
C: Ferric chloride test detects phenols (blue, green, violet, or red color appears).
D: 2,4-DNP test detects aldehydes/ketones (yellow-orange precipitate).