how is the periodic law demonstrated within the groups of the periodic table?

also I need help writing the noble gas notation for the electron configuration of each of the following elements and indicate the period in which they belong
a Li-
b O-
c Cu-
d Br -
e Sn-

Ask a New Question or answer this question.

Similar Questions

Use the portion of the periodic table to answer the question.Information A portion of the periodic table.Short description, A
1. 1 answer
how many groups (families) are there n the periodic tablehow many elements are in your periodic table what is the basic theme of
1. 1 answer
Where on the periodic table do you find elements that have full valence electron shells?(1 point)across the top of the periodic
1. 1 answer
Use the periodic table to answer the question.An illustration shows the periodic table of elements with elements arranged in
1. 1 answer