Fun Facts about Chlorine

Fun Facts about ChlorineThe chemical element Chlorine gets the symbol Cl and atomic number 17.

The name Chlorine is from the Greek term chloros meaning greenish yellow.

In its standard form chlorine is a yellow-green gas, however its common compounds usually are colorless. Chlorine has a powerful distinctive odor including the smell of household bleach.

Free chlorine is rare on the planet. Chlorine combines with almost all elements to produce chlorine compounds referred to as chlorides, which are much more common.

Chlorine has a melting point of -150.7 F (-101.5 C) and a boiling point of -29.27 F (-34.04 C).

The most frequent compound of chlorine has been known about since ancient times, it is sodium chloride we know it better as 'common salt'.

You can find over 2000 naturally taking place organic chlorine compounds. 

Chemical Properties of Chlorine

Chlorine is a really active element. It combines with all of elements except the noble gases. The noble gases are the elements that constitute Group 18 (VIIIA) of the periodic table. The reaction between chlorine and other elements can frequently be vigorous. For instance, chlorine responds explosively with hydrogen to make hydrogen chloride:

Chlorine does not burn however, like oxygen, it aids other substances bum. Chlorine is a powerful oxidizing agent (a chemical substance that gives up or takes on electrons from other substance).

Chlorine takes place commonly both in seawater and in the Earth's crust. Its abundance in the earth is approximately 100 to 300 parts per million. It ranks twentieth among the elements in abundance in the world. Its abundance in seawater is approximately 2 percent. The most frequent compound of chlorine in seawater is sodium chloride. Smaller sums of potassium chloride also occur in seawater.

Chlorine Facts for Kids

Chlorine: A highly irritating, greenish-yellow gaseous element, used to purify water, as a disinfectant, a bleaching agent, and in the manufacturing of chloroform and carbon tetrachloride.


When chlorine was first used in pools, nobody knew how destructive it would be to our bodies and the environment.

For nearly 100 years, chlorine is perceived as the only way to disinfect water in swimming pools.

Scientists report chlorine as a leading cause of erosion of the Earth's ozone layer.

Studies have linked chlorine with cancer, high blood pressure, anemia, heart disease, and strokes.

Chlorine's actual effectiveness has been questioned since it will not penetrate and kill large groups of bacteria, nor will it effectively kill viruses.

A drive to bann chlorine has become one of the most significant environmental fights in decades.

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