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प्रश्न
From the metals: copper, iron, magnesium, sodium, and zinc, select a different metal in the case which arranges the above metals in the decreasing order of reactivity.
उत्तर
Na > Mg > Zn > Fe > Cu
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संबंधित प्रश्न
Write the equation for the formation of aluminium at the cathode during the electrolysis of alumina.
Which process is applied to concentrate ore of zinc?
State the use of:
hard steel
How do the properties of an alloy differ from alloy constituents?
Name the following:
The rocky impurities present in an ore.
Name one metal occurring as a : Carbonate ore
Give composition and uses of the following alloys. Mention the reason for its use.
Magnalium
The following question refer to the extraction of aluminium and iron from their ores :
Name the principle ore from which i. iron, and ii. Aluminium is extracted.
Brass is an alloy of ______.
In the Wilfley table method, the particles of gangue are separated by __________ separation method.
