Chemistry Miscellaneous (Part-1)

Total Questions: 42

41. Match List-I with List-II and select the correct answer from the code given below the lists: [U.P. P.C.S. (Pre) 2020]

List-I (Substance)List-II (Use)
A. Blue Vitriol1. Artificial rain
B. Eosin2. Fungicide
C. Silver Iodide3. Red ink
D. Zinc Phosphide4. Rodenticide

Code:

 

Code

A

B

C

D

(a)

2

3

4

1

(b)

2

1

3

4

(c)

2

3

1

4

(d)

2

4

1

3

Correct Answer: (c)
Solution:

Correct match:

List-I SubstanceList-II Use
Blue VitriolFungicide
EosinRed ink
Silver IodideArtificial rain
Zinc PhosphideRodenticide

42. Which one of the following pairs is correctly matched? [U.P.P.C.S. (Pre) 2011]

Correct Answer: (c) Zinc Phosphide – Rat poison
Solution:Correctly matched pairs:
  • Silver Iodide – Artificial rain
  • Silver Chloride – Horn Silver
  • Zinc Phosphide – Rat poison
  • Zinc Oxide – Philosopher's wool