Commercial production of calcium carbide requires limestone and __________________ as raw materials?

Related Mcqs:

In the Solvay process, the product from the calciner is___________________?

A. Light soda ash B. Dense soda ash C. Sodium bicarbonate D. Dehydrated soda ash...

Catalyst used in the oxidation of benzene to produce Maleic anhydride is ______________________?

A. V2O5 B. Pt C. Ni D. Cr...

High purity nitrogen is used in__________________?

A. Making protective gas (95% N2 + 5% H2) for annealing of cold rolled steel strip coils B. Fire fighting purposes C. Both A. & B. D. Neither A. nor (B)...

Graphite is a/an________________________?

A. Electrical insulator B. Allotrope of carbon C. Moderator used in nuclear reactor D. Both B. and C....

Enzymes are organic catalysts used in the ____________________ reactions ?

A. Chemical B. Biochemical C. Photochemical D. Electrochemical...