Haemoglobin is a/an
Amino acid
Biological catalyst
Protein
Enzyme
- Raw materials used for producing __________ cement does not contain iron oxide.
- CaCl(OCl) is the chemical formula of
- A bio-catalyst produced by living cells which acts independent of the cell is called a/an
- Sulphur addition in soap is done to
- Bromine content in sea water may be around __________ ppm.
- Pick out the wrong statement.
- Portland cement consists mainly of
- Pick out the wrong statement.
- Reaction of calcium carbide with water produces a gas, which is used
- Sudden temperature fluctuation does not affect pyrex glass, because of its
- Washing soda is chemically represented by
- Vanillin is a type of
- In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms…
- Type of glass used in optical work is the __________ glass.
- Salt is the basic raw material for the manufacture of
- Commercially ethylene is produced from naphtha by
- Setting of plaster of Paris is accompanied with
- Thermoplastic materials
- Boiling of water containing temporary hardness produces
- Gelatine which is a nitrogenous organic protein is obtained by the hydrolysis of
- Free alkali in a toilet soap is __________ that in a laundry shop.
- __________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant.
- Chemical name of Grignard reagent is
- Coke used for the production of calcium carbide should have
- Claude process of gas liquefaction employs
- Manufacture of phthalic anhydride uses __________ as a catalyst.
- During the manufacture of sulphuric acid, the temperature of molten sulphur is not increased beyond…
- Which of the following is not an abrasive material?
- Finely ground calcium aluminate & silicate is a/an
- Shaving soaps are