Home
MCQ QUIZ APP DOWNLOAD

What is the correct answer?

4

Which of the following is not an ore of copper?

A. Cryolite

B. Azurite

C. Chalcopyrite

D. Malachite

Correct Answer :

A. Cryolite


Share this question with your friends
Show all Chemical Engineering Basics MCQ

Please do not use chat terms. Example: avoid using "grt" instead of "great".

Submit
Load More..

Related Questions

'Cryogenics' is concerned with the generation & use of low temperature… High relative humidity decreases the evaporative process and as the temperature… Lead is poured into the joint between two- __________ pipes. Maximum hardenability of steel depends upon its __________ test is the appropriate test to determine whether a material… Consumable electrodes are used in the __________ welding. Pick out the wrong statement about the machinability of metals. Machinability… Pick out the wrong statement. Spheroidising of a material is a/an __________ process. A spring material should have low Maximum amount of thermal radiation is emitted at all wavelengths at any… Identify the correct statement with reference to the extractive metallurgy… Filler material used in welding should have __________ as compared to… Silicon crystal can be converted to p-type semiconductor by doping with To counteract the bad effects of strain hardening on a cold formed part,… Particle nature of cathode rays is proved due to the fact that they Silicon percentage in the silicon steel used for electrical appliances/equipments… A material subjected __________ must have high resilience. Optical activity is a/an __________ property. Milk is fat dispersed in water. It is an example of The underground well of a biogas plant is called the Alcohols are not suitable as diesel engine fuel because the cetane number… If a nuclear reactor produces more fissile nuclear fuel than it consumes,… Mild steel has __________ crystal lattice structure. A highly elastic material is deformed least on loading and retains its… Sub zero treatment of steel is done to Atomic __________ is a whole number for an element. CANDU type nuclear reactor using natural uranium as fuel is the extensively… The burnout heat flux in the nucleate boiling regime is not a function… For preparation of porous bearings by powder metallurgy, preferred particle…

Also checkout

Open Source Software MCQ Urinary Calculus Disease MCQ Cloze Test MCQ Atomic Structure MCQ Banker's Discount MCQ Steam Boilers, Engines, Nozzles & Turbines MCQ Neurology MCQ Current Affairs June 2017 MCQ Basics of Neurology MCQ Compressors, Gas Turbines & Jet Engines MCQ Fluid Mechanics MCQ Circulatory System MCQ