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When a lead storage battery is discharge:
Answer: D. Sulphuric acid is consumed When a lead storage battery is discharge sulphuric acid is consumed.
Answer: D. Sulphuric acid is consumed
When a lead storage battery is discharge sulphuric acid is consumed.
See lessTailing of mercury is due to formation of
Answer: B. Mercurous oxide Tailing of Mercury is due to formation mercurous oxide.
Answer: B. Mercurous oxide
Tailing of Mercury is due to formation mercurous oxide.
See lessWhich gas is prepared by fractional distillation of air?
Answer: A. He He gas is prepared by fractional distillation of air.
Answer: A. He
He gas is prepared by fractional distillation of air.
See lessOne molecule of sulphur contains how many number of atoms?
Answer: D. 8 One molecule of sulphur contains 8 number of atoms.
Answer: D. 8
One molecule of sulphur contains 8 number of atoms.
See lessWhich furnace can be used to get temperature above 3000°C?
Answer: B. Arc furnace Arc furnace can be used to get temperature above 3000°C.
Answer: B. Arc furnace
Arc furnace can be used to get temperature above 3000°C.
See lessElectrolysis is used in:
Answer: C. Both A and B Electrolysis is used in both electroplating and electrorefining.
Answer: C. Both A and B
Electrolysis is used in both electroplating and electrorefining.
See lessTo obtain chromium from chromic oxide the method used is:
Answer: C. Aluminothermic process To obtain chromium from chromic oxide the method used is aluminothermic process.
Answer: C. Aluminothermic process
To obtain chromium from chromic oxide the method used is aluminothermic process.
See lessAluminothermic process is used for the extraction of metals, whose oxides are:
Answer: B. Not easily reduced by carbon Aluminothermic process is used for the extraction of metals, whose oxides are not easily reduced by carbon.
Answer: B. Not easily reduced by carbon
Aluminothermic process is used for the extraction of metals, whose oxides are not easily reduced by carbon.
See lessMetals occurs in the native from because of their:
Answer: C. Low reactivity Metals occurs in the native form because of their low reactivity.
Answer: C. Low reactivity
Metals occurs in the native form because of their low reactivity.
See lessWhich process is used for the extraction of metals from their sulphide ores?
Answer: D. Roasting Roasting process is used for the extraction of metals from their sulphide ores.
Answer: D. Roasting
Roasting process is used for the extraction of metals from their sulphide ores.
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