Q.
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21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya
a
Its pH is less than 5.6
b
It is due to reaction of SO2, NO2 and CO2 with rain water
c
Causes no damage to monuments like Taj Mahal
d
It is harmful for plants
answer is C.
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