Which of the following substances is mainly responsible f...
Which of the following substances is mainly responsible for the depletion of the ozone layer?
Oxgyen
Chlorofluorocarbon
Carbon (ll) oxide
Nitrogen (ll) oxide
Correct answer is B
Ozone depletion occurs when chlorofluorocarbons (CFCs) and halons—gases formerly found in aerosol spray cans and refrigerants—are released into the atmosphere
Vinegar is an aqueous solution of? ...
The most suitable method for preparing lead (ll) chloride is by...
In the reaction 1O-3 + 5l- + 6H+ → 312 + 3H2O, the oxidizing agent is?...
A form of carbon used for absorbing poisonous gases and purification of noble gases is ...
What is the atomic number of Phosphorus? ...
2H2S(g) + SO2(g) → 3S(s) + 2H2O(I). The above reaction is? ...