When iron is exposed to moist air, a reddish brown coating of hydrated Iron (III) Oxide (Fe2O3) is deposited on its surface. This reddish brown coating is called
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The Chemical formula of Acetic acid is _____.
The maximum fixation of solar energy is done by
Haemoglobin has the highest affinity with which of the following?
Aromatic hydrocarbons contain at least _____ benzene like ring in their molecules.
Glass is also called ________.
Haematite is an ore/mineral of
Which method will be employed to test the hardness of water?
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