1. the periodic table Flashcards
1
Q
periodic table is arranged into
A
periods (rows)
groups (columns)
2
Q
all the elements within a period (row) have the same
A
number of electron shells
3
Q
what are trends in the periodic table known as
A
periodicity
4
Q
all the elements within a group (column) have the same
A
number of electrons in their outer shell (similar chemical properties)
5
Q
elements are arranged by
A
increasing atomic (proton) number
6
Q
what block are group 1 and 2
A
s block (outer shell electron configuration is s1 or s2)
7
Q
what block are transition elements in
A
d block (elements electron configuration d sub shell is being filled)
8
Q
what block are group 3-0 in
A
p block (outer shell electron configuration of p1-p6)
