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APPLIED CHEMISTRY MCQs

Total Questions : 21 | Page 2 of 3 pages
Question 11. This word means the same as "matter"
  1.    chemical
  2.    substance
  3.    energy
  4.    hazard
 Discuss Question
Answer: Option A. -> chemical
Question 12. Everything that isn't matter
  1.    chemical
  2.    substance
  3.    energy
  4.    hazard
 Discuss Question
Answer: Option C. -> energy
Question 13. Anything in the universe that isn't energy
  1.    PVA
  2.    matter
  3.    mass
  4.    volume
 Discuss Question
Answer: Option B. -> matter
Question 14. The ions which undergoes redox reaction forming respective element
  1.    half cell
  2.    electrode
  3.    electrolyte
  4.    electrolysis
 Discuss Question
Answer: Option D. -> electrolysis
Question 15. Pick out the significance of electrochemistry
  1.    predict the reaction
  2.    detection of drunken drivers
  3.    Lead acid batteries and lithium ion batteries
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above
Question 16. The electrolytes of half cells are connected through a tube containing a saturated salt solution is called_________
  1.    Cell bridge
  2.    salt bridge
  3.    ion bridge
  4.    half cell
 Discuss Question
Answer: Option B. -> salt bridge
Question 17. Electrochemistry is deals with relation between
  1.    chemical energy to electrical
  2.    electrical energy to chemical
  3.    Both a and b
  4.    None of the above
 Discuss Question
Answer: Option C. -> Both a and b
Question 18. What are the components of electrochemical cell?
  1.    Electrode
  2.    Electrolyte
  3.    Both a and b
  4.    None of the above
 Discuss Question
Answer: Option C. -> Both a and b
Question 19. Does the following statement describe a chemical or a physical property? "Gasoline is flammable
  1.    chemical property
  2.    physical property
 Discuss Question
Answer: Option A. -> chemical property
Question 20. MixtureA combination of two or more substances that are not chemically combined
  1.    h
  2.    g
  3.    i
  4.    l
 Discuss Question
Answer: Option B. -> g

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