Question

Which of the following power station(s) produce sulphur dioxide
Select one
a Coal firing power stations
D. Hydroelectric power plants
c Nuclear power plants
d. All of the above​

Answer 1

Coal-fired power plants produce sulphur dioxide

What are coal fire-power plants?

A coal-fired power plant is one that uses coal as a fuel to produce electricity.

Explanation for correct option

• Option a) Coal-fired-power station is the correct option because coal has a large percentage of sulphur content in it e.g. 0.2-5% depending upon the quality of coal.
• This sulphur when reacts with oxygen during the combustion process produces sulphur dioxide.

Explanation for incorrect option

Hydroelectric power plants can not produce sulphur dioxide because they use water as a fuel and water don't contain sulphur content.

Explanation for incorrect option

Nuclear power plants can not produce sulphur dioxide as well cause they use radio-active elements to produce electricity.