The horizontal rows are periods on periodic table. There are 7 horizontal rows in modern periodic table.
The vertical "rows" are called Columns, and the horizontal "rows" are called Periods
rows
The rows on the periodic table are called periods.
Horizontal rows of elements in the periodic table are called periods. Each period represents a different energy level, with elements in the same period having the same number of electron shells. Periods are arranged in numerical order from left to right on the periodic table.
Horizontal rows are called periods. There are 7 periods in periodic table.
Horizontal rows on the Periodic Table of Chemical Elements are called periods.
periodsThere are seven periods, or rows, on the periodic table.
Yes.
The horizontal rows are called periods, there are 7. The vertical rows are groups and there are 18.
The horizontal rows of the periodic table are called Periods and the vertical rows are called groups.
Typically, there are ten horizontal rows on a standard keyboard. This includes the top row (numbers and special characters), the second row (QWERTYUIOP), the third row (ASDFGHJKL), and the bottom row (ZXCVBNM).