How is the periodic table of the elements arranged?
a. in a neat grid with 10 rows and 11 columns
b. by aligning groups with common properties
c. alphabetically
d. in a neat grid with 11 rows and 10 columns

B. By aligning groups with common properties.

Explanation:

The periodic table is a table of elements arranged into rows called periods and columns called groups.Elements with similar chemical properties are placed in the same group. For example, group 1 elements known as alkali metals share similar properties. Elements in the same period or low have the same number of energy shells or energy levels. For example elements in period 3 have 3 energy levels.