When water reacts with potassium metal the hydrogen produced ignites explosively on the surface of water. (1).What causes ignition? (2)Write an equation to show how ignition occurs?
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Answer:
(1).
When water reacts with potassium metal the hydrogen produced ignites explosively on the surface of water. ... When water reacts with potassium metal the hydrogen produced ignites explosively on the surface of water.
(2).
K + H2O = KOH + H2 - Chemical Equation
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Explanation:
1)Pottasium reacts with water vigorously and the reation is exothermic.The heat released causes the hydrogen released to ignite.Cause has a very low ignition temp.
2)K+H2O=KOH+H2+Heat
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