Chlorine gas is greenish yellow in appearance. The word ?chlorine? comes from the Greek word ?chloros,? meaning greenish yellow. This element is a halogen belonging to group 17 on the periodic table. Its chemical symbol ... More » Science Chemistry

Chlorine is a pale green-yellow gas, according to Its name is derived from the Greek word "khloros," which means "greenish-yellow." Chlorine has an atomic number of 17 and atomic weight of 35.4527. Its symbol ... More » Science Colors

The phase of chlorine is dependent upon temperature and pressure, but it is a gas at room temperature and standard pressure. At standard pressure, chlorine liquefies at minus 29.15 degrees Fahrenheit and freezes at minus... More » Science Chemistry States of Matter
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