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Environmental Chemistry MCQs – 1
1) The compound that can work both as an oxidising agent and a reducing agent is
a)
b)
c)
d)
2) Which of the following is a major air pollutant?
a) CO2
b) N2
c) CO
d) S
3) Pollution is not caused by the use of
a) Solar energy
b) Wood
c) Coal
d) Petroleum
Answer