P Block Elements Halogens & Noble Gases Test Online

1. The correct order of increasing oxidising power is:

2. The strongest oxidising agent is:

3. Inert gases are mixed in iodine vapours. Then there are ________ between them.

4. Total number of lone pair of electrons in XeOF₄ is

5. When 8.3 g copper sulphate reacts with excess of potassium iodide then the amount of iodine liberated is:

6. Which of the following halides is the most stable?

7. Chlorine acts as a bleaching agent only in presence of:

8. Which of the following is not the characteristic of interhalogen compounds?

9. Which two of the following salts are used for preparing iodized salt?

10. When chlorine water is added to a solution of KBr, the solution immediately turns orange red, because

11. The reason for not storing XeF₆ in a glass or a quartz vessel is that:

12. The correct order of solubility in water for He, Ne, Ar, Kr, Xe is

13. Hypo on treatment with iodine produces:

14. The correct order of acid strength of oxyacids is:

15. Shape of O₂F₂ is similar to that of: