Starting raw material for the manufacture of alum is
Alumina
Gypsum
Bauxite
Ammonium bicarbonate
- Which of the following is a constituent of vinegar?
- Flexible foam (for mattresses) is usually made of
- Bitterns is a/an
- Sulphur removal by heating of pyrite ore in presence of air is called its
- Blue colour is imparted to glass by the addition of
- Stereospecific agents are exemplified by
- Pasteurisation of milk means
- Polyvinyl chloride (PVC) is
- The end bleaching agent used to move last traces of colour bodies from the pulp is
- Rosin soap is added during paper manufacture to
- Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the
- Esterification reaction produces
- Bio-degradable detergents
- Pick out the wrong statement.
- Bromine content in sea water may be around __________ ppm.
- Raw materials used for producing __________ cement does not contain iron oxide.
- Dehydrogenation of Isopropanol produces
- Iron ore hematite is concentrated using
- Polythene is a/an __________ polymerisation product.
- Alkylbenzene sulfonate (ABS) is a
- The product obtained on mixing calcium oxide with water is called
- In the manufacture of H2SO4, vanadium catalyst as compared to platinum catalyst
- High purity nitrogen is used in
- Addition of calcium oxide to water produces
- A cane sugar factory having sugar production rate of 10 tons/day will produce about __________ tons/day…
- Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used
- Very fine suspended and colloidal impurities are removed from water by a process called
- Salt cake is chemically represented by
- Hydrazine is used in water treatment for the removal of
- Caprolactam (a raw material for nylon-6 manufacture) is produced from