A) It causes acid rain.
B) Carbon dioxide is released.
C) Ash with toxic metal impurities are produced.
D) All of the above
Correct Answer: D
Solution :
On burning coal, carbon dioxide is released. Coal also releases acidic oxides like \[S{{O}_{2}},{{P}_{2}}{{O}_{3}}\],etc. which combine with water vapour to form acid rain. Ash with toxic metal impurities are also produced.
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