Addition of calcium oxide to water produces
Exothermic heat
Hissing sound
Slaked lime
All (A), (B) & (C)
- Process conditions in fermentator used for production of penicillin is
- Hydrogenation of oil does not
- Higher viscosity index of a lubricating oil denotes
- Sucrose is a
- Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4…
- Production of one ton of cement requires about __________ tons of limestone.
- High acid value of an oil or fat is an indication of
- The chamber process is
- RDX (an explosive), which is more sensitive but less toxic than TNT, is chemically
- __________ of rubber decreases after its vulcanisation.
- Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action…
- The main use of HCl is in the
- Which of the following is an ore of iron?
- Which of the following is a constituent of coffee?
- Sulphuric acid is mainly used in the __________ industry.
- Aryl benzene sulphonate (ABS) is a
- Dechlorination of treated water is necessary to
- Margarine is a/an
- Chemical formula of BHC, which is an insecticide is
- 20% oleum means that in 100 kg oleum, there are 20 kg of
- Function of thinner in a paint is to
- The main use of activated carbon in water treatment is to control
- Calcareous & argillaceous materials are used in the manufacture of
- Pitch (a product of coal tar distillation) is always mixed with creosote oil, when it is to be burnt…
- In sulphate pulp manufacture, the pressure and temperature in the digestor is
- Pick out the endothermic reaction out of the following.
- Na2CO3 is called
- Separation of fresh water from sea water can be done by the __________ operation.
- In the Solvay process, the product from the calciner is
- Maleic anhydride is produced by catalytic oxidation of