1.

Match the following.Column – IColumn – II1. Traids(a) Newlands2. Alkali metal(b) Calcium3. Law of octaves(c) Henry Moseley4. Alkali earth metal(d) Sodium5. Modem Periodic Law(e) Dobereiner

Answer»

1. (e) Dobereiner 

2. (d) Sodium 

3. (a) Newlands 

4. (b) Calcium 

5. (c) Henry Moseley



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