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प्रश्न
From the metals: copper, iron, magnesium, sodium, and zinc, select a different metal in the case which can form 2+ and 3+ ions.
एक शब्द/वाक्यांश उत्तर
उत्तर
Iron (Fe)
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संबंधित प्रश्न
Also give the names of their repective ores ?
How is concentrated ore changed to oxide?
What is red mud, how is it removed?
State a reason why zinc is used in:
galvanization,
Identify the pairs of metals and their ores from the following.
| Group A | Group B |
| a. Bauxite | i. Mercury |
| b. Cassiterite | ii. Aluminium |
| c. Cinnabar | iii. Tin |
Name one metal occurring as a : Carbonate ore
Give two properties of alloys which are different from constituent metals.
Name the following :
An alloy of lead and tin that is use in electrical circuits.
choose the most appropriate term to match the given description.
Crushing of the ore into a fine powder
Name : The processes involved in Refining of ores
