A certain mixture contains gases according to the following proportions. what will be the name of the second gas, if they are arranged in the decreasing order of their proportion?
A
Oxygen
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B
Nitrogen
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C
Carbon dioxide
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D
Sulphur dioxide
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Solution
The correct option is C Carbon dioxide According to the pie chart, sulphur dioxide has half of the portion which is the highest content. Carbon dioxide has the quarter which is second highest. Oxygen has the third highest content that is less than a quarter. The last content is of nitrogen as it has the least portion in the chart.
So decreasing order of the gases will be
Sulphur dioxide - Carbon diaoxide - Oxygen - Nitrogen
The correct answer is Carbon diaoxide