Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
- Calcination is the process of converting an ore into its oxide by heat...
Text Solution
|
- Haematite is Fe2O3 / Fe3O4.
Text Solution
|
- What is a mineral ? How does it differ from an ore ?
Text Solution
|
- State and explain the terms flux and slag.
Text Solution
|
- Give the formula of the ores : haematite and bauxite.
Text Solution
|
- Important ore of zinc is
Text Solution
|
- Give two ores of aluminium.
Text Solution
|
- What is meant by native metal ? Name two metals which occur in native...
Text Solution
|
- What is a depressant ? Give one example.
Text Solution
|
- Define aluminothermy.
Text Solution
|
- What is the principle of chromatographic separation ? Name the differe...
Text Solution
|
- What type of ores are roasted?
Text Solution
|
- Whichmethodof refining is used whena metal of high degree of purity is...
Text Solution
|
- Name the sulphide ores of (i) zinc (ii) lead .
Text Solution
|
- Out of C and CO, which is a better reducing agent for ZnO ?
Text Solution
|
- Sulphide ores are concentrated by froth floatation process.
Text Solution
|
- Write reduction reaction occurring in the blast furnace in the metallu...
Text Solution
|
- What are ores? Name one sulphide ore.
Text Solution
|
- Why can't aluminium be reduced by carbon ?
Text Solution
|
- State the role of silica in the metallurgy of copper.
Text Solution
|