Gas P was passed over heated magnesium ribbon and hydrogen gas was collected as shown in the diagram below:

      

Gas P was passed over heated magnesium ribbon and hydrogen gas was collected as shown in the diagram below:
Q4101420191058.png
(i) Name gas P
(ii) Write an equation of the reaction that takes place in the combustion tube
(iii) State one precaution necessary at the end of this experiment

  

Answers


Maurice
(i) Steam

(ii) Mg(s) + H2O(g) MgO(s) + H2(g)

(iii) Gas P is passed through the combustion tube before heating is commenced
maurice.mutuku answered the question on October 14, 2019 at 08:03


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