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- Theory Questions & Answers – Halogens, Chlorine and its Compounds
Theory Questions & Answers – Halogens, Chlorine and its Compounds:
1. What is the group name for the elements in group 7 elements of the periodic table?
2. What is the oxidation number shown by the halogens in their compounds?
3. Which member of the halogens sublimes at room temperatureIf something is at room temperature, its temperature is neither hot nor cold. It is a range of air temperatures that most people prefer for indoor settings, usually considered to be... More?
4. What would you observe when chlorine water is added to the solution of potassium iodide?
5. Name two types of reactions undergone by the halogens.
6. (a)(i). Explain briefly the physical properties of the halogens.
(ii). What would you observe when chlorine water is added to a solution of potassium iodide?
(b)(i). Describe a method for the laboratory preparation of chlorine.
(ii). Give any three chemical properties of chlorine.
(iii). State three uses of a named halogen.
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