What atomic number is Hydrogen?
1
What Element has the abbr. RA
Radium
What Element and atomic number is the abbr. NE
neon and 10
What is Na and atomic number
sodium and 11
What is HE and atomic number
Helium and 2
What is the atomic number for potassium
19
What Element is the abbr MG
magnesium
What is the element and atomic number for the abbr. BE
Beryllium and 4
What is Li and the automic number
Lithium and 3
What is AR and atomic number
Argon and 18
What is the atomic number for Strontium
38
what Element has the abbr. K
potassium
What is the element and atomic number for the abbr. NA
sodium and 11
What is Rb and the atomic number
Rubidium and 37
What is Rn and atomic number
Radon and 86
What is the atomic number for Barium
56
What Element has the abbr. CS
Caesium
What is the element and atomic number for the abbr. SR
strontium and 38
what is Ba and the automic number
Barium and 56
What is KR and atomic number
Krypton and 36
What is the atomic number for Xenon
54
What Element has the Abbriviation FR
Francium
What is the element and automatic number for the abbr CA
calcium with an automatic number of 20
What is RB and automatic number
Rubidium
What is XE and automatic number
Xenon and 54