rows. the vertical columns are called periods
The horizontal rows are periods on periodic table. There are 7 horizontal rows in modern periodic table.
The two names for horizontal rows on the periodic table are periods and series.
The horizontal rows are called periods
Periods are the horizontal rows
False; That would be called groups. Periods are horiztonal rows.
The horizontal rows are periods on periodic table. There are 7 horizontal rows in modern periodic table.
The horizontal rows are referred as periods. There are 7 periods in periodic table.
Yes. the horizontal rows on the periodic table are called periods.
The two names for horizontal rows on the periodic table are periods and series.
They are the horizontal rows in the periodic table
The horizontal rows are called periods
The horizontal rows on the periodic table are periods.
The horizontal rows in the periodic table are known as periods. There are seven periods in the periodic table, each representing a different energy level or shell in which the elements' electrons are located.
The horizontal rows are known as periods.
Periods are the horizontal rows
The horizontal rows on the Periodic Table are called periods.
Periods are horizontal rows. 7 periods are present in modern periodic table.