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Which of the following oxide(s) of iron will be obtained on prolonged reaction of iron with steam?
(a)FeO
(b)Fe2O3
(c)Fe3O4
(d)Fe2O3 and Fe3O4

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Important Questions on Metals and Non-Metals
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Statement I: Sodium metal reacts violently with water to produce heat and fire.
Statement II: Potassium metal reacts violently with water to form potassium hydroxide and hydrogen gas.
Select the correct answer from the option given below

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Which of the following set of reactions will NOT occur?
I.
II.
III.
IV.

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HARD

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The metals which can form amphoteric oxides with oxygen are:

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