XI) answer the following26. The atomic radii of second group elements

1.	XI) answer the following26. The atomic radii of second group elements are given belowBElements B. Be. O. N. Li. CAtomic. 88 111. 66. 74 152. 77radius5a}Arrange them in the decreasing order of their atomic size.b}Name the elements whichhave the smallest and largest atoms.c}How does the valency vary when moving from left to right in a period and as you go down in agroup?
Answer» ANSWER: a)66,74,77,88,111,152

XI) answer the following26. The atomic radii of second group elements are given belowBElements B. Be. O. N. Li. CAtomic. 88 111. 66. 74 152. 77radius5a}Arrange them in the decreasing order of their atomic size.b}Name the elements whichhave the smallest and largest atoms.c}How does the valency vary when moving from left to right in a period and as you go down in agroup?

Answer»

ANSWER:

a)66,74,77,88,111,152

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