Top 1000+ Solved Chemistry MCQ Questions Answer
Q. The ‘Green House effect' is produced due to the presence of excess amount of –
a. Sulphur dioxide
b. Nitrogen dioxide
c. Carbon monoxide
d. Methane
Q. Which of the following acids serves as an electrolyte in a lead storage battery?
a. Sulphuric acid
b. Lactic acid
c. Hydrochloric acid
d. Nitric acid
Q. Which one of the following nonmetals shows allotropy in the liguid state?
a. Carbon
b. Sulphur
c. Phosphorous
d. Bromine
Q. Atoms of same element having different mass numbers are Called .
a. Isobars
b. Isotopes
c. (3)Isotones
d. (4) Isomers
Q. Bee sting contains -
a. An acidic liquid
b. asalt solution
c. an alkaline liquid
d. acorrosive liquid
Q. The nuclear reaction in which a heavy nucleus splits into two nuclei of nearly equal mass is called -
a. Nuclear fusion
b. Nuclear fission
c. Nuclear reaction
d. Fast breeding
Q. Highest percentage of carbon is found in which form of coal?
a. Anthracite
b. Bituminous
c. Peat
d. Lignite
Q. The chemical that is used to ripen mangoes is -
a. Calcium sulphide
b. Calcium carbide
c. Calcium carbonate
d. Calcium chloride
Q. Which of the following is not a nitrogenous fetiliser?
a. Ammonium sulphate
b. Urea
c. Ammonium nitrate
d. Superphosphate
Q. Which of the following is not a natural source of hydrocarbon?
a. Natural Gas
b. Coal
c. Petroleum
d. Mica