(a) Why is calcium starts floating when added to water ? (b) Most of the metals do not give hydrogen while reacting with nitric acid. Why ? (c) Write equation for the reaction of iron with steam. Name the compound of iron obtained
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a.) density of calcium is less than that of water
b.)Nitric acid is very good oxidising agent , on its decomposition it oxidises hydrogen to water
c.) 3Fe + 4H2O -> Fe3O4 + 4H2
The compound formed is triferic tetraoxide or you can call it feriso ferric oxide.
b.)Nitric acid is very good oxidising agent , on its decomposition it oxidises hydrogen to water
c.) 3Fe + 4H2O -> Fe3O4 + 4H2
The compound formed is triferic tetraoxide or you can call it feriso ferric oxide.
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