Advertisements
Advertisements
प्रश्न
Match the items of Column I with the items of Column II and assign the correct code:
Column I | Column II |
(A) Coloured bands | (1) Zone refining |
(B) Impure metal to volatile complex | (2) Fractional distillation |
(C) Purification of Ge and Si | (3) Mond Process |
(D) Purification of mercury | (4) Chromatography |
(5) Liquation |
विकल्प
A - (1), B - (2), C - (4), D - (5)
A - (4), B - (3), C - (1), D - (2)
A - (3), B - (4), C - (2), D - (1)
A - (5), B - (4), C - (3), D - (2)
उत्तर
A - (4), B - (3), C - (1), D - (2)
Explanation:
Column I | Column II |
(A) Coloured bands | (4) Chromatography |
(B) Impure metal to volatile complex | (3) Mond Process |
(C) Purification of Ge and Si | (1) Zone refining |
(D) Purification of mercury | (2) Fractional distillation |
APPEARS IN
संबंधित प्रश्न
Name the method of refining of metals such as Germanium.
Name the common elements present in the anode mud in electrolytic refining of copper. Why are they so present ?
What happens when Copper matte is charged into silica lined converter and hot air blast is blown?
In the extraction of chlorine from brine:
(i) ∆GΘ for the overall reaction is negative.
(ii) ∆GΘ for the overall reaction is positive.
(iii) EΘ for overall reaction has negative value.
(iv) EΘ for overall reaction has positive value.
Assertion: Zone refining method is very useful for producing semiconductors.
Reason: Semiconductors are of high purity.
Describe a method for refining nickel.
Describe a method for refining nickel.
Describe a method for refining nickel.
Describe a method for refining nickel.
Describe a method for refining nickel.