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Please solve the question given in the description
Asked by mac12303190 | 14 Feb, 2010, 10:49: PM
answered-by-expert Expert Answer

Demerits of modern periodic table

1)Hydrogen resembles both the alkali metals and halogens. But it has been placed with the alkali metals

2)The lanthanides and actinides have not been placed in the main body of the table

Answered by | 15 Feb, 2010, 08:57: AM

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