Metallurgy · Chemistry · MHT CET
MCQ (Single Correct Answer)
Identify catalyst used in following reaction.
$$ \mathrm{CO}_{(\mathrm{g})}+\mathrm{H}_2 \mathrm{O}_{(\mathrm{g})} \xrightarrow{623 \mathrm{~K}} \mathrm{CO}_{2(\mathrm{~g})}+\mathrm{H}_{2(\mathrm{~g})} $$
Which of the following alloys is used in construction of outer fuselage of ultra-high speed air craft?
Identify the alloy used for construction of gas turbine engines.
Which from following is a mineral of copper?
What is the number of moles of water molecules present in a mole of carnallite?
In Haber's process of production of ammonia, $\mathrm{K}_2 \mathrm{O}$ is used as
What type of solution the alloy is?
Identify a mineral of zinc from following.
Identify elements present in copper pyrites.
Which from following alloys is used to make statues?
Which from following formulae is of galena?
Which from following is a non-ferrous alloy?
Identify the method used to obtain $$\mathrm{SO}_2$$ gas in industry.
Which of the following metals is used as catalyst in manufacture of sulphuric acid by contact process?
Which from the following alloys is used in gas turbine engines?
What type of following solution is obtained from amalgam of mercury with sodium?
Which among the following is a nonferrous alloy?
Identify the correct pair of mineral and its formula from following.
Which mineral among the following contains vanadium in it?
Which among the following sets of elements is present in chalcopyrite?
How many moles of gaseous oxygen at one atmosphere is considered for the reaction with element for plotting a graph in Ellingham diagram?
Identify the process of refining to obtain pig tin.
Which of the following metals is refined by vapour phase refining in Mond process?
Which among the following ore is concentrated by froth floatation process?
Zirconium is refined by
In leaching of alumina from bauxite by Bayer's process, then ore is treated with
Which of the following is not the mineral of iron?
Limestone is used as a flux in the extraction of
Which of following metals occurs in native state?
Which of following methods is used to separate wolframite and stannic oxide present in cassiterite?
Bassemerisation is used in the extraction of