Description : Extraction of zinc from zinc blende is achieved by:
Last Answer : Extraction of zinc from zinc blende is achieved by: A. Rositing following by redution with another ... ,. D. Roasting followed by self reducaton
Last Answer : Extraction of zinc from zinc blende is achieved by: A. elctrolytic reduction B. roasting ... another metal D. roasting followed by self reduction
Description : Philosopher's Wool is - (1) Zinc carbonate (2) Zinc sulphate (3) Zinc oxide (4) Zinc blende
Last Answer : (3) Zinc oxide Explanation: Philosopher's wool is chemically zinc oxide.
Description : Philosopher’s Wool is (1) Zinc carbonate (2) Zinc sulphate (3) Zinc oxide (4) Zinc blende
Last Answer : Zinc oxide
Description : The Radioactive element present in Pitch Blende?
Last Answer : Uranium
Description : Compound A is extracted from a solution of A + B into a pure solvent S. A Co-current unit is used for the liquid-liquid extraction. The inlet rate of the solution containing A is 200 moles of B/hr.m2 and the ... extraction achieved in the unit is (A) 25% (B) 50% (C) 70% (D) 90%
Last Answer : (B) 50%
Description : Matte smelting is used in the extraction of (A) Lead (B) Zinc (C) Aluminium (D) Copper
Last Answer : Option D
Description : 5. In "Imperial Smelting Process" for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following: (A) Jet of water at high pressure (B) Blast of air (C) Mixture of water and air (D) Rain of molten lead
Description : As far as localised alveolar osteitis (dry socket) is concerned; which one of the following is true? M07 A. The incidence in the mandible and maxilla is similar B. The prophylactic ... diagnosis and irrigation is mandatory E. Zinc oxide eugenol and alvogyl dressing promote a rapid bone growth
Last Answer : C. Excessive fibrinolysis is the likely aetiology