Give information on uses of green chemistry in day to day life.
Which of the following are the Green house gases?
$A.$ Water vapour; $B.$ Ozone; $C.$ $I _2$; $D.$ Molecular hydrogen
Choose the most appropriate answer from the options given
What do you mean by ozone hole ? What are its consequences ?
Which are the atmospheric air pollutants ?
What are the harmful effects of photochemical smog and how can they be controlled?