Na : Sodium
Atomic Number : 11
Atomic Weight : 22.98977 grams per mole (amu)
Electron Configuration: 1s2 2s2 2p6 3s1 ( [Ne] 3s1 )
Atomic Radius : 144.4 picometers
Melting / Freezing Point : 97.8˚C ( 370.95 K )
Boiling / Condensation Point : 883˚C ( 1156.15 K )
Classification: Alkali Metal
Relative Position in the Periodic Table : Below Lithium, After Neon, Before Magnesium, Above Potassium
I'm not sure what exactly your question was, but I hope I answered it :)
The periods in a periodic table refers to the rows of the table. They are the horizontal rows of elements that share several properties.
This is Yttrium, atomic number 39 . Do NOT confuse this with Yb Ytterbium, atomic number 70
Lithium is in the group 1, period 2.
Ag on the periodic table is Silver
Tae
The Periods are the horizontal rows on the periodic table.
The horizontal rows on the periodic table are periods. Groups are the vertical columns on the periodic table.
there are 7 periods in the periodic table118
the periods are the rows
There are 7 periods in the modern periodic table.
The rows of the periodic table are known as periods.
The rows in the periodic table are called periods. There are 7 periods in periodic table.
Periods have same shells. There are 7 periods in periodic table.
The Periods are the horizontal rows on the periodic table.
The periodic table has 7 periods on it.
rows. the vertical columns are called periods
The horizontal rows on the periodic table are periods.
The modern periodic table has seven periods.
Periods are placed horizontally in the periodic table of Mendeleev.
The horizontal rows on the periodic table are periods. Groups are the vertical columns on the periodic table.
there are 7 periods in the periodic table118
Periods are horizontal rows. 7 periods are present in modern periodic table.