Period 2, Group 17
Yes, a period is a horizontal row on the periodic table.
Neon element in the periodic table period 2 has most mass.It has atomic mass of 20.17.It is colorless and odorless.
group 1 period 2
C
Oxygen is in Period 2 , Group 16 ( VI A) of periodic table
Period 2
It is in period 2.
Group 4 elements on the periodic table contain no period 2 elements whatsoever.
Group 2, period 2
Carbon is in period 2.
Period 2, Group 17
Lithium , carbon and neon have two shells. Hence they are placed in period 2 of the periodic table.
Yes, a period is a horizontal row on the periodic table.
Strontium is an alkaline earth metal; group 2 and period 5 in the periodic table of Mendeleev.
Neon element in the periodic table period 2 has most mass.It has atomic mass of 20.17.It is colorless and odorless.
beryllium, Be