Chemistry GK MCQ Questions SET-3 with Answers free PDF Download

Chemistry GK MCQ Questions SET-3 with Answers free PDF Download

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 most electronegative element among the following is

(i) sodium
(ii) bromine
(iii) fluorine
(iv) oxygen

(iii) fluorine

Q2. The maximum number of covalent formed by nitrogen is

(i) 1
(ii) 2
(iii) 3
(iv) 4

(iv) 4

Q3. Which variety of coal contains recognisable traces of the original plant material ?

(i) Anthracite
(ii) Lignite
(iii) Peat
(iv) Bitumen

(iii) Peat

Q4. Which of the following fibres catches fire least ?

(i) Nylon
(ii) Cotton
(iii) Rayon
(iv) Terricot

(ii) Cotton

Q5. The main constituent of biogas is

(i) Oxygen
(ii) Methane
(iii) Acetic acid
(iv) Methyl alcohol

(ii) Methane

Q6. Which one of the following is used for dating very old objects of archaeological importance?

(i) Phosphorus-31
(ii) Tritium
(iii) Radium
(iv) Carbon-14

(iv) Carbon-14

Q7. The manufacturing of iron from iron ore involves the process of

(i) Oxidation
(ii) Reduction
(iii) Electrolysis
(iv) Fractional distillation

(ii) Reduction

Q8. The element with highest ionization potential is

(i) Oxygen
(ii) Carbon
(iii) Helium
(iv) Boron

(iii) Helium

Q9. Which one of the following chemicals helps in fruit ripening?

(i) Ethephon
(ii) Atrazine
(iii) Isoproturan
(iv) Malathion

(i) Ethephon

Q10. Chernobyl disaster is the result of pollution by

(i) Oil spill
(ii) Acid rain
(iii) Carbon dioxide
(iv) Radioactive waste

(iv) Radioactive waste

Q11. The compound that has the least value for octane number is :

(i) 2-methyl heptane
(ii) Iso-octane
(iii) 2,2-dimethyl hexane
(iv) N-heptane

(iv) N-heptane

Q12. Aerated water contains

(i) SO2
(ii) NO2
(iii) H2
(iv) CO2

(iv)

Q13. The atomic number of carbon is 6 and its atomic mass is 12. How many are there protons in the nucleus of carbon ?

(i) 6
(ii) 12
(iii) 18
(iv) Zero

(i) 6

Q14. How many electrons can be accommodated in d-orbital?

(i) 3
(ii) 6
(iii) 8
(iv) 10

(iv) 10

Q15. The residue left after extracting juice from sugarbeet and sugarcane is called

(i) Molasses
(ii) Bagasse
(iii) Whey
(iv) Biomass

(ii) Bagasse

Q16. Which of these is not a natural polymer?

(i) Starch
(ii) cellulose
(iii) Proteins
(iv) Bakelite

(iv) Bakelite

Q17. Which of these is a biodegradable polymer?

(i) PLA
(ii) PCL
(iii) PGA
(iv) All of the above

(iv) All of the above

Q18. Which gas is produced when Calcium carbide is treated with water?

(i) Methane
(ii) Ethyne
(iii) Ethene
(iv) LPG

(ii) Ethyne

Q19. What do we get when we pass phenol vapours over zinc dust?

(i) Methane
(ii) Ethene
(iii) Toluene
(iv) Benzene

(iv) Benzene

Q20. Which of the following gases is used to force ripening of the fruits?

(i) Ethane
(ii) Ethylene
(iii) Methylene
(iv) Propene

(ii) Ethylene

We hope the given General Knowladge MCQ Questions for Chemistry GK with Answers PDF Free Download will help you. If you have any queries regarding Chemistry GK MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soons.

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