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प्रश्न
Complete and balance the following equation:
Fe2O3 + CO →
उत्तर
Fe2O3 + 3CO → 2Fe + 3CO2
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संबंधित प्रश्न
How does aluminum react with the Acid ?
State a reason why zinc is used in:
cosmetics?
Define the term : Charge
Complete and balance the following equation:
Al + O2 →
Name the alloy of zinc used in simple voltaic cells.
The following question refer to the extraction of aluminium and iron from their ores:
Iron and aluminum ores both, contain impurities. Explain briefly how these impurities are removed in each case.
From the metals copper, iron, magnesium, sodium and zinc, select a different metal in each case which:
(a) Does not react with dilute hydrochloric acid
(b) Can form 2+ and 3+ ions
(c) Has a hydroxide that reacts with both acid and alkalis.
(d) Does not react with cold water, but reacts with steam when heated.
Name the ore of zinc containing its sulphide.
This is not an alloy of copper:
Name the following :
An alloy of lead and tin that is use in electrical circuits.
