Top 1000+ Solved Chemistry MCQ Questions Answer
Q. Who among the following had given the Atomic Theory?
a. Benzamin Franklin
b. Madam curie
c. Albert Einstien
d. John Dalton
Q. Which among the following oxides cause the Acid rain ?
a. Carbon monoxide and carbon dioxide
b. Nitrous oxide and sulphur dioxide
c. Carbon dioxide and nitrous oxide
d. Sulphur dioxide and carbon monoxide
Q. Which among the following element is an essential constituent of acids?
a. Nitrogen
b. Hydrogen
c. Helium
d. Oxygen
Q. Highest percentage of nitrogen is found in which among the following fertilizers among thegiven options?
a. Calcium ammonium nitrate
b. Ammonium nitrate
c. Calcium nitrate
d. Urea
Q. Which among the following is popularly called Hypo?
a. Silver bromide
b. Silver nitrate
c. Sodium thiosulphate
d. Sodium phosphate
Q. Which of the following is an anti-knocking compound that has been phased out in manycountries so far?
a. Lead tetrachloride
b. Tetra Ethyl Lead
c. Ethyl acetate
d. None of the above
Q. Which among the following is the main constituent of Biogas?
a. Methane
b. Ethane
c. Propane
d. Butane
Q. Which among the following methods can be used to remove the permanent hardness inwater due to calcium or magnesium sulphates?
a. Sulphonate method
b. Nitrate method
c. Zeolite method
d. None of the above
Q. The free electrons are in the __________?
a. Outermost orbit of the metals
b. Innermost orbit of the metals
c. Middle orbits of the metals
d. Any orbit of the metals
Q. Which of the following type of Coal, has maximum carbon content?
a. Peat
b. Lignite
c. Antharacite
d. Bituminious
Q. What is the common name of Calcium Sulphate Hemihydrate?
a. Bleaching powder
b. Slaked lime
c. Plaster of paris
d. Detergent
Q. Which acid is described as HOOCCOOH?
a. Oxalic Acid
b. Acetic Acid
c. Carbonic Acid
d. Citric Acid
Q. Carnotite is a mineral of which among the following metals?
a. Lead
b. Uranium
c. Aluminium
d. Iron