halogen

[ˈhælədʒən]

halogen Definition

any of the five non-metallic chemical elements that form part of group 17 of the periodic table, namely fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At). They are reactive and toxic gases or volatile liquids and are used in disinfectants, bleaches, and polymers..

Using halogen: Examples

Take a moment to familiarize yourself with how "halogen" can be used in various situations through the following examples!

• Example

  Halogen lamps are more energy-efficient than incandescent bulbs.

• Example

  Chlorine is a halogen that is widely used as a disinfectant.

• Example

  Bromine is a halogen that is used in flame retardants.

halogen Synonyms and Antonyms

Synonyms for halogen

• element
• nonmetal
• gas

Phrases with halogen

• halogen light

  a type of lamp that uses a halogen gas to increase its brightness and efficiency

  Example

  The halogen light in the living room is too bright for my taste.

• halogen bulb

  a type of bulb that uses a halogen gas to increase its brightness and efficiency

  Example

  I replaced the old incandescent bulb with a halogen bulb for better lighting.

• halogen heater

  a type of electric heater that uses a halogen lamp to produce heat

  Example

  The halogen heater in the office keeps me warm during winter.

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Summary: halogen in Brief

A 'halogen' [ˈhælədʒən] is any of the five non-metallic chemical elements that form part of group 17 of the periodic table, including fluorine, chlorine, bromine, iodine, and astatine. They are reactive and toxic gases or volatile liquids and are used in disinfectants, bleaches, and polymers. 'Halogen' extends into phrases like 'halogen light,' 'halogen bulb,' and 'halogen heater,' which are types of lamps, bulbs, and heaters that use halogen gas to increase their brightness and efficiency.