Related Questions

Neutralisation of nitric acid with ammonia to produce ammonium nitrate is a/an __________ reaction.
A Catalytic
B Endothermic
C Exothermic
D Autocatalytic
Caustic soda is produced in a mercury cell having anode and cathode made respectively of moving mercury and
A Moving mercury and graphite
B Graphite and moving mercury
C Moving mercury and carbon
D Moving mercury and crimped steel wire
K produces 100 parts twice as fast as G does. G produces 100 parts in 40 minutes. If each produces parts at a constant rate, how many parts will K produces in 6 minutes.
A 30
B 25
C 20
D 15
Evaporators used in caustic soda recovery and production plant are made of
A Monel metal
B Gun metal
C Wood metal
D Babbit metal
Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol.
A Waxes
B Mercaptans
C Asphalt
D Diolefins
Which of the following is the most adverse factor challenging the choice of mercury electrolytic cell process for the production of caustic soda?
A High cost of mercury
B High specific gravity of mercury
C Non-availability of high purity mercury
D Pollution of water stream by mercury
Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine?
A Na2CO3
B NaHCO3
C H2
D None of these
Soap is prepared by boiling caustic soda with
A Alcohol
B Kerosene oil
C Glycerine
D Fats
Mercury cells for caustic soda manufacture, compared to diaphragm cells
A Require lower initial investment
B Require more power
C Produce lower concentration NaOH
D None of these
In Kraft process of paper manufacture, white cooking liquor consists of caustic soda
A Sodium sulphide & sodium carbonate
B Sodium sulphite & sodium carbonate
C Sodium sulphite & sodium sulphide
D None of these

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