Q. A substance produced by a living organism and capable of anti-microbial activity is called a/an

View solution

Q. Deaeration of water in its treatment is necessary, as it

View solution

Q. Hydrochloric acid is also known as

View solution

Q. Aryl benzene sulphonate (ABS) is a

View solution

Q. Adipic acid is an intermediate in the manufacture of

View solution

Q. In multistage equilibrium conversion of SO₂ to SO₃ (2SO₂ + O₂ ↔ 2SO₃), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO₂ to SO₃ can be increased by

View solution

Q. Tall oil obtained as a by-product from the black liquor recovery is

View solution

Q. __________ is a polysacchride.

View solution

Q. Acetone is produced by catalytic dehydrogenation of

View solution

Q. Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material ?

View solution

Q. Glass is

View solution

Q. Analgesic drugs are

View solution

Q. Purity of oxygen used for blowing in steel making L.D. converter is 99.5%. The boiling point of oxygen is about __________ °C.

View solution

Q. Commonly used glass is known as the __________ glass.

View solution

Q. Pure rectified spirit contains about __________ percent alcohol.

View solution

Q. Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is about __________ °C.

View solution

Q. Titanium dioxide is a/an __________ colour pigment.

View solution

Q. Mercury cells for caustic soda manufacture, compared to diaphragm cells

View solution

Q. Cellulose percentage in bamboo fibre is about

View solution

Q. Function of sodium thiosulphate (hypo) in development of photographic film/plate is to

View solution