Engineering Board Exam Reviewer · Chemistry · easy

The gas mainly responsible for the depletion of the ozone layer comes from:

1. Carbon dioxide
2. Chlorofluorocarbons (CFCs)
3. Methane
4. Nitrogen

Answer

B. Chlorofluorocarbons (CFCs)

Solution

CFCs release chlorine radicals in the stratosphere; regulated by the Montreal Protocol.

More Chemistry questions

1. Compounds with the same molecular formula but different structures are called:
2. The functional group –COOH is characteristic of:
3. The simplest alkyne is:
4. Hydrocarbons that contain only single carbon–carbon bonds are called:
5. In cathodic protection by a sacrificial anode, the anode is made of a metal that is:
6. The process of coating iron with zinc to prevent corrosion is called:
7. The value of the Faraday constant is approximately:
8. A galvanic (voltaic) cell converts:
9. The movement of solvent through a semipermeable membrane from a dilute to a concentrated solution is called:
10. Adding salt to water causes its boiling point to:

All Chemistry Reviewer questions