Question

3 Name the following:
1. The most reactive halogen.
2. A metal used in packaging.
3. The chemical compound responsible for the green deposit on the surface of articles of copper.
4. A metal used in flexible pipes.
5. A halogen which is a solid at room temperature.​

Answer 1

Answer :

1.Flourine

2.Steel

3.Copper sulphate

4.Bronze

5.iodine

Answer 2

Explanation:

1. Fluorine(f), bromine(br)
2. Aluminium (Al)
3. copper sulphate (CuSO4)
4. there are many like lead,stainless steel, aluminum alloys.
5. iodine and astatine are solids

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