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1566

Carbon (ll) oxide may be collected as shown above because 

  • A. is heavier than air
  • B. is less dense than air
  • C. is insoluble in water
  • D. burns in oxygen to form carbon (IV) oxide
View Answer & Discuss (7) JAMB 1988
1567
The acidic hydrogen in the compound is the hydrogen attached to carbon number
  • A. 5
  • B. 4
  • C. 3
  • D. 1
View Answer & Discuss (13) JAMB 1988
1568

It can be deduced from the vapour pressure curves above that

  • A. liqiud 1 has the highest boiling point
  • B. liquid ll has the highest boiling point
  • C. liquid lll has the highest boiling point
  • D. liquid lll has the lowest boiling point
View Answer & Discuss (5) JAMB 1989
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1569

In the above set up substances X and Y are respectively

  • A. lime water copper (ll) tetraoxosulphate (lV)
  • B. potassium trioxocarbonate and alkaline pyrogallol
  • C. potassium hydroxide and alkaline pyrogallol
  • D. potassium trioxocarbonate (lV) and concentrated tetraoxosulphate (IV) acid
View Answer & Discuss (19) JAMB 1989
1570
Which of the curves in the above graph illustrates the behaviour of an ideal gas?
  • A. W
  • B. X
  • C. Y
  • D. Z
View Answer & Discuss (2) JAMB 1989
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