The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is
Dilute H2SO4
Oleum
Ultraviolet light
None of these
- Use of water having dissolved oxygen in boilers promotes
- Bisphenol A is produced by the condensation of acetone with
- Which of the following is used as a coagulant in treating turbid water?
- Chemical formula of 'salt cake' is
- Sugar content in sugarcane on cane basis is about __________ percent by weight.
- Commercially ethylene is produced from naphtha by
- Catalytic oxidation-dehydrogenation of methyl alcohol produces
- Pick out the wrong statement.
- Fats as compared to oils have
- Phenol formaldehyde
- Ethyl alcohol cannot be produced
- The yield of tar from high temperature carbonisation of dry coal is about __________ percent.
- Chemical name of 'alum' is
- The temperature in the calcium carbide furnace is __________ °C.
- Oils and fats are converted to soap in a process called
- Molasses is the starting material for the production of
- Hydrogenation of oil does not
- Prussian blue is chemically represented by
- In the manufacture of H2SO4, vanadium catalyst as compared to platinum catalyst
- Hydrogenation of vegetable oils is a/an __________ reaction.
- Drinking (potable) water treatment does not involve
- Bakelite is chemically known as
- Unsaturated oils compared to saturated oils have
- Pick out the wrong statement.
- Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from…
- Epoxy resin
- In an integrated steel plant, NH3 present in coke oven gas is normally recovered as
- Alcohol content in freshly prepared natural and fortified wine may be respectively around __________…
- The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by
- Pick out the wrong statement.