Which of the following processes is absent in glass manufacturing process?
Sintering
Annealing
Shaping or forming
Melting
- Which of the following is an yellow pigment?
- Hydrazine is used in water treatment for the removal of
- Starting material for the production of styrene butadiene rubber (SBR) is
- Sulphur removal by heating of pyrite ore in presence of air is called its
- L.D. converter is used in the production of
- The drug used in contraceptives is
- Addition of calcium oxide to water produces
- Industrial production of chloroform requires acetone and
- Styrene-butadiene-rubber (SBR) as compared to natural rubber has
- Chemical name of aspirin (an analgesic drug) is
- Main constituents of natural rubber is
- __________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace.
- Zeolite is a/an
- In the manufacture of viscose rayon, the raw material used industrially is
- __________ Nature of hypo (sodium thiosulphate) makes it useful in photography.
- __________ iron is the purest form of iron.
- Fatty material used in soap making is
- __________ is a thermosetting plastic.
- Impurities present in brine is normally removed by treatment with
- Baking soda is chemically represented by
- Styrene is produced from ethyl benzene by the process of
- Dense soda ash used in the manufacture of glass, is chemically represented by
- The major constituents of glass are
- Zeolite used in water softening process (cation exchange) is regenerated by washing with
- Phenol is mainly used
- Superior quality laboratory apparatus is made of the __________ glass having low thermal coefficient…
- Bisphenol A is produced by the condensation of acetone with
- Extraction of __________ employs an electrolytic process.
- Function of sodium thiosulphate (hypo) in development of photographic film/plate is to
- 99.5% purity oxygen is used in