Home
PDF Store
Exams
G.K.
Aptitude
Reasoning
English
Computer
Biology
Privacy
About
Contact
Home
All MCQ
Exams
PDF Store
G.K.
Aptitude
Reasoning
English
Computer
Biology
Privacy
About
Contact
Earn $100 Online Daily. Work From Home. Click Here
What is the correct answer?
4
Chalcopyrite is the main ore of
A.
Copper
B.
Lead
C.
Tin
D.
Iron
Related Questions
Brackish water which contains mostly dissolved salt, can be purified by…
In the Solvay process, the product from the calciner is
Very dilute solutions are generally used in fermentation reactions for…
Calgon used in water treatment is chemically
Solvay process is not used for the manufacture of potassium carbonate,…
The catalyst used in the manufacture of DDT (from chloral and chlorobenzene)…
Cumene is the starting material for the production of
Chemical name of 'alum' is
Most commonly used rubber vulcanising agent is
Which of the following is not a raw material used for the manufacture…
Hydrogenation of oil/fat does not
Gun powder uses
The end bleaching agent used to move last traces of colour bodies from…
The main product of high temperature carbonisation of coal is
Oxygen is produced by fractionation of air using __________ process.
Acetone is produced by catalytic dehydrogenation of
Absorption of SO3 in 97% H2SO4 is
Dry ice (solidified CO2) is used for the
Thermoplastic materials
Bleaching action of bleaching powder is due to its __________ properties.
Function of sodium thiosulphate (hypo) in development of photographic…
Fourdrinier machine is used in the manufacture of
Very fine suspended and colloidal impurities are removed from water by…
Insulin is an __________ drug.
Which form of sulphur is the most stable at room temperature?
The purpose of adding Na2CO3 to water of low alkalinity is to
Multistage catalytic converter is not used in the
Paper pulp produced by Kraft/sulphate process is
The drug used in contraceptives is
Parathion and Malathion are
Also checkout
Compounds with Functional Groups Containing MCQ
Solution MCQ
CorelDraw MCQ
Zoology MCQ
Bryophyta MCQ
Chemical Process MCQ
Physical Measurement MCQ
Numbers MCQ
Line Graph MCQ
Advance DBMS MCQ
Ratio and Proportion MCQ
Phylum - Protozoa MCQ