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Number of metals among following whi...

Number of metals among following which are obatained by electromentallurgy in molten state are
Li, Ba, Na,Al, Fe, Cu, Pb, Sn, Ag, Zn, Ca, Mg.

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NARAYNA-METTALURGY-INTEGER TYPE QUESTION
  1. The most abundant ore of Al, called bauxite ore has the cheimal compo...

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  2. Carnalite is present in sea water mainly. It is the main ore of m...

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  3. Extraction of Zn is based on the following thermodynamic reaction. ...

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  4. Ag(2)S + NaCN + Zn to Ag+ 'W' In 'W' the coordination number of Z...

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  5. How many of the following are oxides ores (i) Carnalite (ii) ...

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  6. In extraction of metal how many of the following ores calcination...

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  7. Number of metals among following which are obatained by electrom...

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  8. How many of following are correctly matched for electrolystic reduc...

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  9. How many of the following mimerals are oxides of metals// metalloi...

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  10. How many of the following refining processes are correctly matched ...

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  11. The most abundant ore of Al, called bauxite ore has the cheimal compo...

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  12. Carnalite is present in sea water mainly. It is the main ore of m...

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  13. Extraction of Zn is based on the following thermodynamic reaction. ...

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  14. Ag(2)S + NaCN + Zn to Ag+ 'W' In 'W' the coordination number of Z...

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  15. How many of the following are oxides ores (i) Carnalite (ii) ...

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  16. In extraction of metal how many of the following ores calcination...

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  17. Number of metals among following which are obatained by electrom...

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  18. How many of following are correctly matched for electrolystic reduc...

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  19. How many of the following mimerals are oxides of metals// metalloi...

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  20. How many of the following refining processes are correctly matched ...

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