An organic compound decomposes to form nitrogen.
C6H5N2Cl(aq) → C6H5Cl(l) + N2(g)
Explain the state symbols.
aq | ................................................................... |
l | ................................................................... |
g | ................................................................... |
Draw a diagram to show the arrangement of the outer electrons in one molecule of nitrogen.
The rate of this reaction can be measured using the following apparatus.
The results of this experiment are shown on the graph below.
i) How does the rate of this reaction vary with time?
[1]
ii) Why does the rate vary?
[2]
iii) The reaction is catalysed by copper powder. Sketch the graph for the catalysed reaction on the same grid.
[2]
iv) Why is copper powder more effective as a catalyst than a single piece of copper?
[1]
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