Symbol
Atomic #
Groups
Atomic Structure
Neutrons
100
Li
What is the symbol for Lithium?
100
7
What is the atomic # of nitrogen?
100
Silicon, Tin, Germanium, and Lead.
What is elements from the Carbon group?
100
4 valence electrons and 5 energy rings
What is Tin
100
8
What is the # of neutrons in oxygen?
200
Na
What is the symbol for Sodium?
200
29
What is the atomic # for copper?
200
Phosphorus, Arsenic, Antimony, Bismuth.
What is elements from the Nitrogen Group?
200
2 valence electrons and 4 energy rings
What is calcium
200
20
What is the # of neutrons in calcium
300
K
What is the symbol for potassium?
300
33
What is the atomic # for Arsenic?
300
Fluorine, Bromine, Chlorine, Astitine, and Iodine
What is elements from the Halogens Group?
300
7 valence electrons and 6 rings
What is Astitine
400
Au
What is the symbol for gold?
400
75
What is the atomic # for Rhenium?
400
Hydrogen, Lithium, Sodium, Potassium, Cesium.
What is elements from the Alkaline Group?
400
4 valence electrons and 6 energy rings
What is thulium
400
125
What is the # of neutrons in Lead?
500
Hg
What is the symbol for mercury?
500
96
What is the atomic # for curium?
500
Rhodium, Iron, Titanium, Gold, Zinc, and Tungsten.
What is elements in the middle that can change valence electrons?
500
2 valence electrons and 7 energy rings
What is radium
500
52
What is the # of neutrons in niobium?