1-2. Name two (2) elements under Halogen Family 3-4. Name two (2) elements under Alkali Metals Family 5-6. Name two (2) elements under Oxygen Family 7-8. Name tuo (2) clements under Noble Gases Family 9-10. Name two (2) elements under Boron Family 11-12. Name two (2) elements under Alkalaine Earth Family 13-14. Name the seven (7) METALLOIDS in the PT.
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Answer:
1.Bromine
2.Astatine
3.Lithium
4.Sodium
5. Oxygen
6.Selenium
7.Neon
8.Radon
9.Boron
10 Aluminum
11 Magnesium
12Calcium
13Boron
14Silicon
15Germanium
16Arsenic
17Antimony
18Tellurium
19Polonium