Platinum catalyst used in the earlier days of sulphuric acid manufacture by contact process suffers from the drawback like_________________?

Related Mcqs:

Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is ______________ percent?

A. 10 B. 50 C. 80 D. 95...

Naphthalene is removed from coke oven gas by ________________________?

A. Adsorbing on palladium B. Absorbing in ethanolamine C. Scrubbing with wash oil D. Passing it through electrostatic precipitator...

In sulphate pulp manufacture, the pressure and temperature in the digestor is____________________?

A. 10 atm., 800 °C B. 10 atm., 170-180°C C. 1 atm., 170 – 180°C D. 1 atm., 800°C...

Sucrose content in the raw juice extracted from sugar cane is about _________________ percent?

A. 1 – 2 B. 15 – 20 C. 50 – 60 D. 80 – 85...

Stereospecific agents are exemplified by________________?

A. Radiation B. Supported metal oxide catalysts C. Ziegler catalysts D. All A , B. & C...