________ is prepared by burning sulphur in the presence of excess air so that the product combines with oxygen which is helpful for the next stage.
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2
Acid rain
________ is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air.
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3
Sulphur trioxide
________ is formed when sulphur dioxide reacts with oxygen in a ratio of 1: 1 at a temperature of 400 °C- 450°C and a pressure of 1- 2 atm in the presence of V2O5 as a catalyst.
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4
Sulphur Dioxide (So2)
gas formed when sulphur burns in air
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5
Sulphur trioxide(So3)
involves the catalytic oxidation of sulphur dioxide which is carried out industrially in the Contact process
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Flashcard (21)