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Chemistry 2012 JAMB Past Questions

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36
Which of the following metals is the least reactive?
  • A. Pb
  • B. Sn
  • C. Hg
  • D. Au
View Answer & Discuss (2) JAMB 2012
37
Geometric isomerism can exist in
  • A. hex-3-ene
  • B. hexane
  • C. prop-l-ene
  • D. 3-methyl but -l-ene
View Answer & Discuss (4) JAMB 2012
38
Alkanals can be distinguished from alkanones by the reaction with
  • A. sudan lll stain
  • B. starch iodide paper
  • C. lithium tetrahydrido aluminate (lll)
  • D. fehling's solution
View Answer & Discuss (2) JAMB 2012
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39
The isomers of C3H8O ARE
  • A. 1 - propanol and 2 - propanol
  • B. 1 - propanol and 1 - propanol
  • C. 2 - propanol and 2 - propanone
  • D. 2 - propanol and 1 - propanol
View Answer & Discuss (6) JAMB 2012
40

Carbohydrates are large molecules with the molecular formula C\(_x\)(H\(_2\)O)\(_y\). In which of the following pairs is x not equal to y?

  • A. glucose and starch
  • B. maltose and starch
  • C. sucrose and fructose
  • D. galactose and starch
View Answer & Discuss (11) JAMB 2012
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