Chemistry 5070 · O Level · Fertilisers

Fertilisers — practice question

The diagram illustrates a flow chart for producing fertiliser. In the flow chart, what are W, X, Y and Z?

  • AW: $\text{H}_2$, X: $\text{N}_2$, Y: high, Z: $\text{NH}_3$
  • BW: $\text{O}_2$, X: $\text{SO}_2$, Y: high, Z: $\text{SO}_3$
  • CW: $\text{O}_2$, X: $\text{SO}_2$, Y: low, Z: $\text{SO}_3$
  • DW: $\text{N}_2$, X: $\text{H}_2$, Y: high, Z: $\text{NH}_3$

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