Chemistry, 26.01.2021 14:30, alaynajk04

1. Define modern periodic Table. 2. Write group names of Halogens and Noble gaises.

3. What is the position of Hydrogen in the periodic Table?

4. Write 2 features of Modern periodic table.

5. Define ‘law of octaves’.

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1. Define modern periodic Table. 2. Write group names of Halogens and Noble gaises.

3. W...