Process Industries (Set 2) Flashcards
A survey of different chemical process industries, focusing on raw materials, processes, and products.
Lithopaneis
ZnS (white pigment)
What products do we get on electrolysis of saturated brine using steel cathode and graphite anode in an electrolytic cell ?
Cl
____ acid is the main constituent of cotton seed oil.
Linoleic
Chemical formula of ‘salt cake’ is
Na
Temperature during hydrogenation of oil should not be more than 200°C, otherwise it will result in
all (a), (b) and (c).
Nicotine is
both (a) and (b).
Separation of fresh water from sea water can be done by the ____ operation.
reverse osmosis
Na
washing soda
Reaction of an alcohol with organic acid is called the ____ reaction.
esterification
Ethanol amine is produced using ammonia and
ethylene oxide
____ acid is an unsaturated fatty acid.
Oleic
CO & H
all (a), (b) and (c)
Economics of ‘Solvay Process’ depends upon the efficiency of
ammonia recovery and size of the plant
____ is a thermosetting plastic.
Bakelite
Na
soda ash
Flux addition during smelting of ore is done to
remove impurities/gangue.
Hydrazine is used in water treatment for the removal of
dissolved oxygen
Direct conversion of chemical energy into electrical energy is done in a
fuel cell.
Which of the following is not produced commercially from sea water ?
Iodine
Pick out the wrong statement.
none of these.
Nylon-6 as compared to Nylon-66 is having higher
none of these
Digestion of wood-base materials (for manufacture of pulp) is done to
remove lignin.
Soap cannot be used with hard water, because
they form insoluble calcium soaps which precipitate.
Which of the following is not an antibiotic ?
Quinine