Question

Q1) The Montreal Protocol bans the production of which of the following chemical substances?
Chlorine, bromine, CFCs, freons
Carbon tetrachloride, halons, trichloroethane, CFCs
CFCs, bromine, halons, freons
CFCs, halons, freons


please tell fast ​

Answer 1

Answer:

CFCs, halons and freons

Answer 2

Answer:

According to Montreal Protocol, Halons, CFCs and freons are banned.

Explanation:

• Montreal Protocol is an international treaty that aim is to protect the ozone layer.
• One of the steps to protect the ozone layer is to stop the use of Halons, CFCs and freons.
• Due to some harmful gases, the ozone layer is depleting, the major gases that result in the depletion of the ozone layer are chlorofluorocarbon, Halons and freons.
• So under Montreal Protocol, these gases are banned so that no more ozone depletion of the ozone takes place.
• Thus the correct answer from the given option is "Halons, CFCs and freons".

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