1. Define modern periodic Table.
2. Write group names of Halogens and Noble gaises.
3. W...
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’.
Answers: 1
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