Periodic table
Whish element has 47 electrons
Ag Silver
Newlands
Atomic mass
Which has the largest atomic radius Ne Rn He
Rn
Which has the smallest atomic radius Po S Te
S
Which element has this electron configuration 1s2 2s2 2p6 3s2 3p6 4s2 3d1
Sc Scandium
Which has the largest atomic radius C Sn Si
Sn
Which has the smallest atomic radius Sn In Sr
Sn
Groups are
Vertical
Noble gas configuration for Bromine
[Ar] 4s2 3d10 4p5
Whats a noble [ ] gas configuration for Silver Ag
[Kr] 5s2 4d9
How many Valence Electrons does NA have
1
How many Valence electrons does Hydrogen have
1
Long configuration for Chlorine
1s2 2s2 2d
What is the electron configuration for Cl
1s2 2s2 2p6 3s2 3p5
Meyer and Mendeleev
Moder periodic table
What is an s orbital
O
What is an p orbital
&
How many valence electrons does As have
5
Which element has this electron configuration [Ar] 4s2 3d10 4p5
Br Bromine
Which element has this electron configuration 1s2 2s2 2p6 3s2 3p6 4s2
Ca Calcium
Periods are
Horizontal