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There are 6 non metals (excluding the halogens and noble gases)=

>Hydrogen

>Carbon

>Nitrogen

>Oxygen

>Phosphorus

>Sulfur

>Selenium

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13y ago
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5mo ago

There are seven periods in the Periodic Table, which represent the number of energy levels in an atom's electron configuration. Each period corresponds to a row in the table.

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12y ago

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Q: How many periods are found in the periodic table?
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Related questions

How many periods of element are on a periodic table?

The periodic table has 7 periods on it.


How many periods are there on the modern periodic table?

The modern periodic table has seven periods.


How many periods are on the periodic table?

7The periodic table has 7 periods and 18 groups.


How many periods are in the periodic table.?

there are 7 periods in the periodic table118


What a period is and how many there are in a periodic table?

Horizontal rows are termed as periods. There are 7 periods in periodic table.


How many periods are there in the main body of a periodic table?

There are 7 periods in the modern periodic table.


What is The period how many are they in a periodic table?

Periods are the horizontal rows in the periodic table of Mendeleev; this table contain 7 periods.


How many rows are there in Modern periodic table?

There are currently 18 rows in the modern periodic table, called periods.


How many groups and periodic are on the periodic table?

7 periods and 18 groups are there on the modern periodic table.


How many periods are on the periodic tables?

7The Periodic Table has 7 periods and 18 groups.


How many periods does Periodic table contain?

There are a total of 18 groups on The Periodic Table of Elements.


How many groups periods are to be found in the periodic table?

There are 18 groups in the periodic table that categorize elements based on their similar chemical properties._rows."