(A) Acetylene
(B) Ethylene
(C) Methane
(D) Ethane
Category: Chemistry Mcqs
Chemistry Mcqs for NTS, PPSC, FPSC, SPSC, KPPSC, AJKPSC, PMS, NAT, PTS, Educators, Lecturer and all other exams. Chemistry Mcqs portion will cover mcqs related to Acids, bases, PH,
atomics structure, electrochemistry, thermochemistry, periodic table, chemicals, atomic theory, chemical bonding, Transition metals, periodic table facts, compounds, properties of organic compounds, covalent bond,
Ionic bond and all other topics related to chemistry will be covered here.
Where does the oxygen that keeps us alive come from?
(A) Carbonates absorbed from soil
(B) Carbon dioxide
(C) Oxides of minerals
(D) Water
Fertilizer having high nitrogen content is?
(A) Ammonium sulphate
(B) Urea
(C) Ammonium nitrate
(D) Calcium citrate
Commercial nitric acid is coloured because it contains dissolved?
(A) Nitrous oxide
(B) Oxygen
(C) Nitrogen dioxide
(D) Coloured impurities
‘’All the four quantum numbers of two electrons in an atom are not the same’’ It is law of?
(A) Exclusion principle of Pauli
(B) Hund’s
(C) Uncertainty principle of Heisenberg
(D) Avogadro’s Law
In which of the following states maximum iron ore is found?
(A) FeCO3
(B) Fe2O3
(C) Fe3O4
(D) FeS2
Which among the following is a carbohydrate?
(A) Turpentine
(B) Nylon
(C) Cane-sugar
(D) Hydrogen peroxide
Cement is made hard with?
(A) Hydration and Dissociation of water
(B) Dehydration
(C) Dissociation of water
(D) Polymerization