2,8,1;2,8,2;2,8,8,2;2,1a) identify group number of each elementb) whic

1.	2,8,1;2,8,2;2,8,8,2;2,1a) identify group number of each elementb) which two elements belong to same groupc) compare atomic radii of A,B and D
Answer» ANSWER: a)GROUP NUMBER OF:- 2,8,1 is an element of Group 1 2,8,2 is an element of Group 2 2,8,8,2 is an element of Group 2 2,1 is an element of Group 1 b)2,8,1 and 2,1 BELONG to same group 2,8,2 and2,8,8,2 belong to same group

2,8,1;2,8,2;2,8,8,2;2,1a) identify group number of each elementb) which two elements belong to same groupc) compare atomic radii of A,B and D

Answer»

a)GROUP NUMBER OF:-

2,8,1 is an element of Group 1

2,8,2 is an element of Group 2

2,8,8,2 is an element of Group 2

2,1 is an element of Group 1

b)2,8,1 and 2,1 BELONG to same group

2,8,2 and2,8,8,2 belong to same group