A metal M is stored under kerosene. It vigorously catches fire, if a [3M]
small piece of this metal is kept open in air. Dissolution of this metal
in water releases great amount of energy and the metal catches fire.
a) Identify the metal M and write its reaction with air.
c) Write the reaction of metal M with water.
d) How does the metal hydroxide of metal M react with hydrochloric acid
and what is this reaction called?
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Answer:
the metal M is sodium.
2Na+O2=2NaO+heat(exposed to air)
Explanation:
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