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What is the main source of chlorine atoms in the ozone layer?
Chlorine atoms in the ozone layer primarily come from human-made chemicals called chlorofluorocarbons (CFCs). These CFCs were commonly used in refrigerants, aerosol propellants, and solvents before being phased out due to their harmful effects on the ozone layer. When CFCs break down in the atmosphere, they release chlorine atoms that can catalyze the destruction of ozone molecules.
The chemical that reacting with and causing the destruction of stratospheric ozone is?
Chlorofluorocarbons (CFCs) are chemicals that react with and cause the destruction of stratospheric ozone. When released into the atmosphere, CFCs break down and release chlorine atoms, which then catalyze the breakdown of ozone molecules. This depletion of ozone leads to the formation of the ozone hole in the stratosphere.
Which substance is considered to be a factor affecting Earth's ozone layer?
Chlorofluorocarbons (CFCs) are substances that have been identified as a major factor affecting Earth's ozone layer. When released into the atmosphere, CFCs break down and release chlorine atoms that can destroy ozone molecules.
What human-made chemicals cause the ozone to deplete?
Chlorofluorocarbons (CFCs), halons, and certain types of hydrochlorofluorocarbons (HCFCs) are human-made chemicals that cause ozone depletion. When these substances are released into the atmosphere, they break down and release chlorine and bromine atoms, which then destroy ozone molecules in the stratosphere.
Which element in chlorofluorocarbons (cfcs) are responsible for destroying the earth's ozone layer?
Chlorofluorocarbons (CFCs) contain chlorine and bromine atoms, which are primarily responsible for the destruction of the Earth's ozone layer. When CFCs are released into the atmosphere, ultraviolet (UV) radiation breaks them down, releasing chlorine atoms. These chlorine atoms then catalyze the breakdown of ozone (O₃) molecules, leading to the depletion of the ozone layer that protects the Earth from harmful UV radiation.
What is the main source of chlorine atoms in the ozone layer?
Chlorine atoms in the ozone layer primarily come from human-made chemicals called chlorofluorocarbons (CFCs). These CFCs were commonly used in refrigerants, aerosol propellants, and solvents before being phased out due to their harmful effects on the ozone layer. When CFCs break down in the atmosphere, they release chlorine atoms that can catalyze the destruction of ozone molecules.
Why do chlorofluorocarbons (CFCs) deplete the ozone layer?
Chlorofluorocarbons (CFCs) deplete the ozone layer because when they are released into the atmosphere, they break down and release chlorine atoms. These chlorine atoms then react with ozone molecules in the stratosphere, causing the ozone molecules to break apart, leading to ozone depletion.
The chemical that reacting with and causing the destruction of stratospheric ozone is?
Chlorofluorocarbons (CFCs) are chemicals that react with and cause the destruction of stratospheric ozone. When released into the atmosphere, CFCs break down and release chlorine atoms, which then catalyze the breakdown of ozone molecules. This depletion of ozone leads to the formation of the ozone hole in the stratosphere.
How are cfcs released?
CFCs or chlorofluorocarbons are released when a device that holds it is leaking. Also some aerosols release CFCs into the atmosphere.
How do chlorofluorocarbons build up in the atmosphere?
Chlorofluorocarbons (CFCs) build up in the atmosphere when they are released from products like refrigerants and aerosols. Once in the atmosphere, CFCs break down and release chlorine atoms, which then catalyze the destruction of ozone molecules in the ozone layer.
Which substance is considered to be a factor affecting Earth's ozone layer?
Chlorofluorocarbons (CFCs) are substances that have been identified as a major factor affecting Earth's ozone layer. When released into the atmosphere, CFCs break down and release chlorine atoms that can destroy ozone molecules.
Which product of the ultraviolet decomposition of CFCs acts as the catalyst for ozone decomposition?
Chlorine atoms
What human-made chemicals cause the ozone to deplete?
Chlorofluorocarbons (CFCs), halons, and certain types of hydrochlorofluorocarbons (HCFCs) are human-made chemicals that cause ozone depletion. When these substances are released into the atmosphere, they break down and release chlorine and bromine atoms, which then destroy ozone molecules in the stratosphere.
What CFC catalyzes a chain reaction that breaks down ozone in upper atmosphere?
Chlorofluorocarbons (CFCs) are catalysts that break down ozone in the upper atmosphere. When CFCs reach the stratosphere, they are broken down by ultraviolet light, releasing chlorine atoms that then catalyze the destruction of ozone molecules.
Which gas is the main cause for depletion of ozone layer?
Chlorofluorocarbons (CFCs) are the main gases responsible for the depletion of the ozone layer. When released into the atmosphere, CFCs break down under the influence of sunlight and release chlorine atoms, which can then catalyze the destruction of ozone molecules.
Which element of CFC is responsible for O3 layer depletion?
Chlorine is the element in chlorofluorocarbons (CFCs) that is responsible for the depletion of the ozone layer. When CFCs are released into the atmosphere, they break down and release chlorine atoms, which then react with ozone molecules to break them apart, leading to ozone layer depletion.
Why don't CFCs remove ozone in the troposphere?
CFCs only interacts with stratospheric ozone because the ultraviolet light is much stronger at that altitude. UV breaks down the CFCs to release ionic chlorine (and bromine from Halons) which react with ozone to produce oxygen and atomic oxygen. Ozone does not directly interact with these compounds. It takes energetic light to "deplete ozone" with these compounds. Water vapor does a good job...
