Q. Fermentator temperature during production of alcohol from molasses is around __________ °C.

View solution

Q. Which of the following coals has the highest calorific value ?

View solution

Q. Which of the following is not an abrasive material ?

View solution

Q. Pick out the wrong statement.

View solution

Q. Finely ground calcium aluminate & silicate is a/an

View solution

Q. The main component of pyrex glass is

View solution

Q. Alum [Al₂(SO₄)₃] is used as a coagulant in water treatment to remove

View solution

Q. __________ is an ore concentrating metallurgical process involving a chemical change.

View solution

Q. Basic oxide is absent in __________ glass.

View solution

Q. Graphite is a/an

View solution

Q. Molasses is the starting material for the production of

View solution

Q. BHC (Benzene hexachloride) is made by the chlorination of benzene

View solution

Q. Diaphragm electrolytic cell as compared to mercury electrolytic cell

View solution

Q. Calcareous & argillaceous materials are used in the manufacture of

View solution

Q. Pick out the wrong statement.

View solution

Q. __________ is used as a flux in the smelting of copper ore like chalcopyrite.

View solution

Q. Hydrogenation of oil does not

View solution

Q. Main constituents of cotton fiber is

View solution

Q. CaCl(OCl) is the chemical formula of

View solution

Q. In an integrated steel plant, NH₃ present in coke oven gas is normally recovered as

View solution