It is crucial to have a good command over the General Knowledge section to score high in competitive exams, especially SSC and Civil Services, and make it to the final merit list. With frequent quizzes based on Chemistry from the General Knowledge section, Exammr has come to your rescue in improving your knowledge of Chemistry with the passage of each day.
Q1. Which of the following is not a popular use of HCl (Hydrochloric Acid)?
a) Bathroom cleaner
b) Dying and textile industry
c) Pickling agent
d) Manufacturing of alum
e) None of the above
Q2. Who is the father of the Periodic table?
a) Lavoisier
b) Mendeleev
c) Avogadro
d) Newkand
e) None of the above
Q3. Isotones are atoms of different elements having the same number of ________?
a) Protons
b) Electrons
c) Neutrons
d) Protons and Neutrons
e) None of the above
Q4. What is the true value of Avogadro’s number?
a) 6.033 × 10^23
b) 6.023 × 10^23
c) 6.013 × 10^23
d) 6.043 × 10^23
e) None of the above
Q5. What conversion of state happens during sublimation?
a) Solid to gaseous
b) Liquid to solid
c) Gaseous to solid
d) Liquid to solid
e) None of the above
Q6. Which chemical is used in photography for coating papers?
a) Barium Carbonate
b) Bismuth
c) Benzoyl Peroxide
d) Barium Sulphate
e) None of the above
Q7. By which method, glucose is converted into alcohol?
a) Distillation
b) Oxidation
c) Fermentation
d) Hydrolysis
e) None of the above
Q8. The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called:
a) Zinc Plating
b) Galvanization
c) Alloy formation
d) Vulcanization
e) None of the above
Q9. Which chemical compound is used in making of dyes?
a) Potassium Carbonate
b) Potassium Chloride
c) Potassium Sulfate
d) Potassium Bromide
e) None of the above
Q10. Water is a good coolant and is used to cool the engines of cars, buses, trucks etc. It is because water has a?
a) high specific heat
b) low surface tension
c) high boiling point
d) Teflon
e) None of the above
Answers:
d) Manufacturing of alum
b) Mendeleev
c) Neutrons
b) 6.023 × 10^23
a) Solid to gaseous
d) Barium Sulphate
c) Fermentation
b) Galvanization
a) Potassium Carbonate
a) high specific heat
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