Copper is dissolved from its ore by H2SO4 in a percolation tank made of_________________?

Related Mcqs:

Alinco, which is a aluminium-cobalt-nickel steel, is used for making __________________?

A. Surgical instruments B. Powerful magnets C. Chemical equipments D. Boiler tubes...

__________________ does not contain copper as an alloying element?

A. Nichrome B. Manganin C. Perminvar D. Monel metal...

Presence of cobalt in steel improves its____________________?

A. Cutting ability B. Corrosion resistance C. Tensile strength D. None of these...

Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines ?

A. Silicon steel B. Chromium steel C. Molybdenum steel D. None of these...

Metalloid is_______________________?

A. An element, which exhibits the properties of both metal & non metal B. Highly electronegative in nature C. An alloy D. All A., B. & C....