Advertisements
Advertisements
प्रश्न
Complete flow chart given below.
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
Metal A has an electronic configuration of 2, 8, 1 and metal B has 2, 8, 8, 2 which is more reactive metal.
Give the effect of heat on their ?
oxides
Define the term ‘metallurgy’. State the processes involved in metallurgy ?
Name the processes involved in refining of ores.
Explain the following terms:
(a) flux
Explain the following term:
Gangue
With a labelled diagram, explain the electro-refining of a particular metal.
`Ag2O`
................................
Give the ionization reactions of electrolyte used in Hall’s process. write the reaction at the cathode and the anode. Why the anode has to be replaced in this process?
Where are the cathode and anode in the electrolytic cell? Name the material used for these?
state the reactions at the two electrodes ?
Why is flux used in the blast furnace?
what does it form with silica present in the ore?
Name a metal which forms a liquid alloy at ordinary temperature.
Distinguish between:
Froth floatation - Leaching
Observe the figure and name and explain in brief the following method:
Observe the figure and name and explain in brief the following method:
Which of following metals occurs in native state?
Explain the following term:
Metallurgy
After partial roasting, the sulphide of copper is reduced by ______.
Identify false statement regarding lithium aluminium hydride?
