2015 · Q76
Match List I with List II and select the correct answer using the code given below the lists.
List I (Compound):
- AUrea,
- BHydrous copper sulphate,
- CLead sulphide,
- DPotassium permanganate
List II (Colour):
- 1Blue,
- 2White,
- 3Pinkish purple,
- 4Black Codes: A B C D
general-sciencechemistry
- A2 1 4 3
- B2 4 1 3
- C3 4 1 2
- D3 1 4 2
Explanation
The correct colours are: urea is white (2), hydrous copper sulphate is blue (1), lead sulphide is black (4), and potassium permanganate is pinkish purple (3). This gives the code 2 1 4 3.