Question

Q.3.b. Name the two series at the bottom of the modern periodic table. Which block do they
belong? Write their group and period number.


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Answer 1

Answer:

d

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Explanation:

b

Answer 2

Answer:

4F AND 5F ARE THE TWO SERIS AT THE BOTTTOM OF THE MODERN PERIODIC TABLE . THEY BELONG TO F BLOCK. IT BELONGS TO PERIODS OF 6 AND 7 ,AND GROUPS FROM 3 TO 12

Explanation:

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