Function of sodium thiosulphate (hypo) in development of photographic film/plate is to
Brighten the faint images
Remove metallic silver
Convert silver chloride to silver
Remove unexposed silver halide
- Massecuite is
- Sea water contains about __________ ppm of bromine.
- In industrial nomenclature, alcohol means
- Raw materials for 'Solvay Process' for manufacture of the soda ash are
- Polyvinyl chloride (PVC) is
- Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulfonic acid produces sodium…
- The yield of tar from high temperature carbonisation of dry coal is about __________ percent.
- Penicillin is separated from fermented broth by
- Commonly used glass is known as the __________ glass.
- Which of the following is an endothermic reaction?
- Coagulant is used __________ filtration.
- The basic constituent of vegetable oils is
- Good quality of edible salt is obtained from brine by the process of
- __________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace.
- Sucrose is a disaccharide consisting of
- The biochemical treatment applied to sewage effluents is a process of
- The amount of benzene present in pure Benzol is about __________ percent.
- Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4…
- __________ process is used for the commercial production of nitric acid by the catalytic oxidation of…
- CaCl(OCl) is the chemical formula of
- Carboxymethyl cellulose (CMC) is added in detergents to act as a/an
- Bleaching action of bleaching powder is due to its __________ properties.
- Hydrochloric acid is also known as
- Chemical formula of 'salt cake' is
- Washing soda is chemically represented by
- Bisphenol A is produced by the condensation of acetone with
- Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at
- Fourdrinier machine is used in the manufacture of
- Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion…
- Triple superphosphate is manufactured by reacting