We have provide GK MCQ Questions for Chemistry GK questions with Answers free PDF. Download based on the important concepts and topics given in the textbook as per new exam pattern. All these Chemistry GK MCQs Multiple Choice Questions with Answers provided here with detailed solutions. Use them as reference and be confident in the actual exam by practicing the MCQ Quiz Questions of Chemistry GK as much as you can. Each question has four options followed by the right answer.
MCQ Questions for Chemistry GK with Answers
Q1. The nucleus of an atom consists of
(i) electrons and neutrons
(ii) electrons and protons
(iii) protons and neutrons
(iv) All of the above
(iii) protons and neutrons
Q2. Thermal electricity is generated by using which of these ?
(i) Coal only
(ii) Coal and Natural Gas only
(iii) Coal, Natural Gas and Petroleum
(iv) None of these
(iii) Coal, Natural Gas and Petroleum
Q3. The fibre least prone to catch fire is
(i) Nylon
(ii) Polyester
(iii) Cotton
(iv) Terylene
(iii) Cotton
Q4. Rutherford’s scattering experiment proved the presence of
(i) Atoms in all matter
(ii) Electrons in atoms
(iii) Neutrons in atoms
(iv) Nucleus in atoms
(iv) Nucleus in atoms
Q5. Gobar gas contains mainly :
(i) Methane
(ii) Ethylene
(iii) Propylene
(iv) Acetylene
(i) Methane
Q6. Among the following, carbonate ore of Zinc is
(i) Zinc blende
(ii) Calamine
(iii) Sphalerite
(iv) Zincite
(ii) Calamine
Q7. Ultraviolet rays can be used in water treatment as
(i) Flocculator
(ii) Precipitator
(iii) Hydrolyser
(iv) Disinfectant
(iv) Disinfectant
Q8. Which of the following acts as promoter for iron in Haber’s process?
(i) Mn
(ii) Mo
(iii) Mg
(iv) W
(ii) Mo
Q9. Two electrons in an orbital are differentiated by which of the following ?
(i) Magnetic quantum number
(ii) Spin quantum number
(iii) Principal quantum number
(iv) Azimuthal quantum number
(ii) Spin quantum number
Q10. Of the following commonly used materials, the one that is not an alloy is
(i) Steel
(ii) Brass
(iii) Bronze
(iv) Copper
(iv) Copper
Q11. Which one element has the lowest electronegativity value
(i) Fluorine
(ii) Chlorine
(iii) Francium
(iv) Radium
(iii) Francium
Q12. Electric fuse is an alloy of
(i) Tin and lead
(ii) Zinc and lead
(iii) Copper and iron
(iv) Carbon and tin
(i) Tin and lead
Q13. Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be
(i) 2 : 16 : 2
(ii) 2 : 16 : 1
(iii) 1 : 16 : 2
(iv) 1 : 1 : 1
(iii) 1 : 16 : 2
Q14. An important green-house gas other than methane being produced from the agricultural fields is
(i) Nitrous oxide
(ii) Ammonia
(iii) Sulphur dioxide
(iv) Arsine
(i) Nitrous oxide
Q15. The example of oligosaccharide is
(i) Sucrose
(ii) Glucose
(iii) Ribose
(iv) Cellulose
(i) Sucrose
Q16. Which of the following is the main compound of voter ink?
(i) Silver nitrate
(ii) Ammonium Chloride
(iii) Silver Chloride
(iv) Ammonium Nitrate
(i) Silver nitrate
Q17. Which gas is used to manufacture vanaspati from vegetable oil?
(i) Carbon dioxide
(ii) Nitrogen
(iii) Oxygen
(iv) Hydrogen
(iv) Hydrogen
Q18. What is the flame colour of “Strontium Salt” metal ion?
(i) Bluish-Green
(ii) Apple-Green
(iii) Brick Red
(iv) Crimson Red
(iv) Crimson Red
Q19. Tap water conducts electricity, whereas distilled water does not. This is because in comparison to distilled water, tap water has __?
(i) polarity
(ii) impurity
(iii) covalence
(iv) surface charge
(ii) impurity
Q20. Anions are formed by which of the following?
(i) losing of electrons
(ii) losing of neutrons
(iii) gaining of neutrons
(iv) gaining of electrons
(iv) gaining of electrons
Q21. Who invented Bakelite, which is one of the first commercially successful plastics of the world?
(i) Leo Baekeland
(ii) Otto Bayer
(iii) Arthur W. Carpenter
(iv) Jean-Baptiste Donnet
(i) Leo Baekeland
Q22. Which of the following chemists helped to develop notation for writing chemical formulas?
(i) Amedeo Avogadro
(ii) Jons Jacob Berzelius
(iii) Marie Curie
(iv) Robert Boyle
(ii) Jons Jacob Berzelius
Q23. Which of the following is also known as Carbolic Acid?
(i) Ethanol
(ii) Phenol
(iii) Hydroxide
(iv) Sulphuric Acid
(ii) Phenol
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