group 1, period 5. symbol Rb
These six elements are Li, Na, K, Rb, Cs and Fr.
Rubidium is an element and its chemical symbol on the periodic table is Rb [Atomic number:37]
Ci means chlorine in the periodic table
Er means erbium in the periodic table. It belongs to lanthanide series.
It stands for Rubidium
There is no R in the periodic table. There is Rb, Rf, Re, and Rn.
Rb is the symbol for the element, rubidium.
In group 1, the far left column of the Periodic Table, which is Lithium (Li), Sodium (Na), Potassium (K), Rudibium (Rb).
group 1, period 5. symbol Rb
There are 18 groups and 7 periods in the modern periodic table.
group 1 is Li, Na, K, Rb, Cs and Fr.
Li+,Na+,K+,Rb+,Cs+,Fr+
Ai is not an element on the periodic table
These elements are Cs, Rb, K, La, Ac, Po, Tl.
Ni is the symbol for Nickel in the Periodic Table.
Sodium, Na, is in group 1 on the periodic table. The elements in group1 are the elements in that vertical column, which are Li,Na,K,Rb,Cs,Fr.