Different Periodic Table?

  • #1
1,007
76

Homework Statement


In the long form of periodic table, the valence shell electronic configuration of 5s2 5p4 corresponds to the element present in
A. Group 16 and period 5
B. Group 17 and period 6
C. Group 17 and period 5
D. Group 16 and period 6

Homework Equations


NA

The Attempt at a Solution


I know in normal periodic table 5s2 5 p4 corresponds to tellurium which is in group 16 and period 5.
Don't know why the answer is group 17 and period 6 ?
I think the long form of periodic table is same as normal periodic table.
 

Answers and Replies

  • #2
Borek
Mentor
28,708
3,199
No idea what they mean, 5/16 looks OK to me.

Long periodic table doesn't contain group 16 nor 17, so it is different.
 
  • #3
1,007
76
Thanks.
I am challenging the guys who said 6/17 is correct.
 

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