Past Questions And Answers

Note: You Can Select Post UTME Schools Name Below The Exam Year.
33591

Which of the following pairs of salts undergo hydrolysis?

  • A. AlCI3 and NH4CI
  • B. AICI3 and NaCI
  • C. FeCI3 and KCI
  • D. Na2SO4 and K2 SO4
View Discussion (0)WAEC 2004 OBJ
33592

Synonym: UNIQUE

  • A. Unequaled
  • B. Special
  • C. Inferior
  • D. Outdated
View Discussion (0)POST UTME UNILORIN
33593

Divide 1101001\(_{two}\) by 101\(_{two}\)

  • A. 11101\(_{two}\)
  • B. 111\(_{two}\)
  • C. 10111\(_{two}\)
  • D. 10101\(_{two}\)
View Discussion (0)JAMB 2023
33594

Some pre-colonial Nigerian societies are described as stateless because

  • A. they had no formal governmental institutions
  • B. they had no definite political boundaries
  • C. their population was too small
  • D. they were not independent.
View Discussion (0)JAMB 2001
33595

The partial pressure of oxygen in a sample of air is 500 mmHg. If the total Pr pressure 780 mmHg, what is the mole fraction of the oxygen?

  • A) 0.64
  • B) 5.73
  • C) 1.56
  • D) 0.70
View Discussion (0)POST UTME UI
33596

Element P, Q, R and S have 6, 11,15 and 16 electrons respectively, therefore

  • A) P will form an ionic bond with R
  • B) R will form an electrovalent bond with S
  • C) Q will form a covalent bond with S
  • D) Q will form an electrovalent bond with S
View Discussion (0)POST UTME OOU
33597

Which of these metals CANNOT replace hydrogen from alkaline solutions?

  • A. Alulinium
  • B. Zinc
  • C. Tin
  • D. Iron
View Discussion (0)JAMB 1994
33598
Jose Palacios, his oldest servant, found him floating naked with his eyes open in the purifying waters of his bath and thought he had drowned. He knew this was, one of the many ways the General meditated, but the ecstasy in which he lay drifting seemed that of a man no longer of this world. Gabriel Garcia Marquez, The General in His Labyrinth

The master in the passage above is obviously in a state of

  • A. trance
  • B. drowning
  • C. forgetfulness
  • D. labyrinth
View Discussion (0)JAMB 2023
33599

(a) What is the change in oxidation state of chromium in the reaction represented by the following equation?

3SO\(_2\) + Cr\(_2\)O\(^2_{-7}\) + 2H\(^+\) -> 3SO\(_4^{2-}\) + 2Cr\(^{3+}\) + H\(_2\)O

(b) Use the half equations given below to deduce the equation for the reaction between iron(II) ions and heptaoxodichromate (VI) ions in acidic solution.

Fe\(^{2+}\) --> Fe\(^{3+}\) + e\(^-\)

Cr\(_2\)O\(^{2-}_7\) + 14H\(^+\) + 6e\(^-\) ----> 2Cr\(^{3+}\) + 7H\(_2\)O.

View Discussion (0)WAEC 1995 THEORY
33600

Pastoral nomadism was not native to the American continents or Australia because?

  • A. pasture lands were sparse
  • B. They were heavily infested by tsetse fly
  • C. the natives were more interested in hunting
  • D. the environments were unfavourable for animal rearing
View Discussion (0)JAMB 1990