| 1 |
Which of the following hydrogen halide is the weakest acid in solution |
- A. HF
- B. HBr
- C. HI
- D. HCl
|
| 2 |
Which one is perchloric acid |
- A. HClO
- B. HClO
- C. HClO<sub>3</sub>
- D. HClO<sub>4</sub>
|
| 3 |
Which substance is used in photography |
- A. AgCl
- B. AgBr
- C. AgI
- D. Ag3PO4
|
| 4 |
Which halogen occurs naturally in a positive oxidation state. |
- A. Fluorine
- B. Chlorine
- C. Bromine
- D. Iodine
|
| 5 |
Which raw material is used for preparation of bleaching powder. |
- A. Cl2 and H2O
- B. Cl2 and Lime
- C. Cl2 and HOCl
- D. HCl and Lime
|
| 6 |
What is the oxidation state of Xenon in XeOF2 |
|
| 7 |
Which element form maximum compounds with Xenon |
|
| 8 |
The halogens ae best described by which of the following statements. |
- A. Their outer shell is complete
- B. Most of them are colourless
- C. They all are oxidizing agent
- D. They all are gases at room temperature
|
| 9 |
Which halogen occurs naturally in a positive oxidation state |
- A. Fluorine
- B. Chlorine
- C. Bromine
- D. Iodine
|
| 10 |
Which acid can not be stored in glass bottles. |
- A. HCl
- B. HF
- C. H2SO4
- D. HNO3
|