In the manufacture of viscose rayon, the raw material used industrially is
Eucalyptus wood
Bamboo
Bagasse
Fine teak wood
- Contact process of sulphuric acid manufacture
- The function of gypsum addition during cement making is to
- A good quality coal should have
- Reaction of ethylene glycol and dimethyl terephthalate (DMT) produces
- __________ is an ore concentrating metallurgical process involving a chemical change.
- Adipic acid is an intermediate in the manufacture of
- Penicillin is made employing __________ fermentation process.
- Molecular weights of polymers are in the range of
- Fusion of bauxite and __________ produces high alumina cement.
- Unsaturated oils compared to saturated oils have
- Pick out the endothermic reaction out of the following.
- 20% oleum means that in 100 kg oleum, there are 20 kg of
- Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.
- The difference between saponification value and acid value is
- __________ is a thermosetting plastic.
- Dehydrogenation of ethyl benzene produces
- Very fine suspended and colloidal impurities are removed from water by a process called
- Lime and soda ash are added to water to remove
- Mannheim furnace is used in the manufacture of
- Hydrocyanic acid (HCN) is used as an insecticide for
- Main constituent of dolomite is
- Fusion of limestone and __________ produces high alumina cement.
- Which of the following is a detergent?
- Sucrose is a disaccharide consisting of
- Wax is a
- Main product in calcium carbide-water reaction is
- Carbon content of pitch (residue of coal tar distillation) is around __________ percent.
- Favourable conditions for the liquefaction of gases in general are
- Which of the following is not an abrasive material?
- Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.