A period is one of the horizontal rows in the periodic table, all of whose elements
have the ... of people are sensitive to beryllium and may develop an inflammatory
reaction in their respiratory sy...
In the periodic table of elements, there are seven horizontal rows of elements
called periods. The vertical columns of elements are called groups, or families.
On the periodic table, the seven horizontal rows are called periods. ... Moving
across a period from left to right, the atomic number of the elements increases.
Well, typically elements put in the same column share a lot of properties and
show identical ... What are the horizontal rows in the periodic table called? Why
Each element is placed in a specific location because of its atomic structure. As
with any grid, the ... When you look at the periodic table, each row is called a
period (Get it? ... The periodic table also has a special name for its vertical
The periodic table shows all the elements and their physical properties; it is
arranged ... The vertical columns (groups) of the periodic table are arranged such
that all its ... Each row of the periodic table is called a period and each column of
The vertical columns on the periodic table are called groups or families. Groups
probably come in most handy when predicting the properties of an element.
All the different elements are arranged in a chart called the periodic table. ... table
: the horizontal rows are called periods; the vertical columns are called groups ...
Explain why elements in a group have similar properties. 2. Identify the ... Our
current periodic table lists 109 elements. ... The horizontal rows are called
The modern periodic table of the elements contains 18 groups, or vertical
columns. Elements in a ... Each of the table's horizontal rows is called a period.
Along a ...