What's the element (number)?
1.007
Hydrogen
Carbon
C
Al
Aluminum
What period is potassium in?
4
What group is manganese in?
7
24.305
Magnesium
Zinc
Zn
Cl
Chlorine
What period is Ca in?
4
What group is iodine in?
17
47.867
Titanium
Osmium
Na
Sodium
What period is Seaborgium in?
7
What group is Xe in?
18
107.868
Silver
Bromine
Br
Er
Erbium
What period is helium in?
1
What group is Au in?
11
30.974
Phosphorus
Yttrium
Y
Ar
Argon
What period is F in?
2
What group is selenium in?
16