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- The minerals from which metals can be conveniently and profitably extracted are called ______ The extraction of metals from ores and then refining them for use is known as _____.
- is the process in which a carbonate ore is heated below melting point in absence of air
- is the process in which metal oxides are reduced to molten metal by using carbon
- is the heating up of metal by action of air, moisture on their surface
- is the homogenous mixture of two or more metals
- The elements that exhibit properties of both metals and non – metals are called
- Nonmetals combine with oxygen to form oxides
- Sulphur molecule is
- Best conductor of electricity is
- A list of common metals arranged in order of their decreasing reactivity is known as an
answers please..
Dear Student,
1. Ores and Metallurgy.
2. Calcination.
3. Smelting.
4. Corrosion.
5. Alloy.
6. Metalloids.
7. Acidic.
8. S8 (octa-atomic).
9. Silver.
10. Activity Series.
Hope this information clears your doubts about the topic
Keep asking!!
Regards
1. Ores and Metallurgy.
2. Calcination.
3. Smelting.
4. Corrosion.
5. Alloy.
6. Metalloids.
7. Acidic.
8. S8 (octa-atomic).
9. Silver.
10. Activity Series.
Hope this information clears your doubts about the topic
Keep asking!!
Regards