groups 1a,2a,3a,4a,5a,6a,7a,8a : elements of each group generally have similar properties do to similar #s of valence e-s.
groups
In a periodic table, vertical lines are called groups or families. Elements in the same group have similar chemical properties due to the same number of electrons in their outermost energy level. There are 18 groups on the periodic table.
Is the Periodic Table. The columns down are the GROUPS The lines across are the PERIODS.
In the modern Periodic Table ;- #1 ; Groups are the columns down. #2 ; Periods are the lines across.
columns are the horizantal lines and groups are are the vertical lines
Groups
They are called groups and the horizontal rows are called periods
groups are the vertical columns on the Periodic Table
The horizontal rows are named 'PERIODS'. The vertical columns are named 'GROUPS'.
False. The vertical columns are known as groups whereas the horizontal rows are known as periods.
rable
the purpose of three broken lines is a triangle!