electron arrangement Flashcards
chapter 3.2
1
Q
groups
A
vertical rows
2
Q
periodic table is arranged by
A
atomic number and properties of elements
3
Q
periods
A
horizontla rows
4
Q
groups tell us
A
number of valance electrons
5
Q
period tell us
A
number of electron shells occupies
6
Q
transition metals
A
group 3-12
6
Q
group 1
A
alkali metals
6
Q
group 2
A
alkali earth metals
7
Q
group 17
A
halogens
10
Q
mettalic charcter of metal
A
metal loose electrons easily low electronegativity
11
Q
metallic nature of nonmetals
A
gain elevtrons easily high rldctronegativity
